array_map applies a callback function on each element of the input, thus generating a numerically indexed array of weights. Each subsequent set of square brackets refers to the next level down. … so on PHP Multidimensional Array. You can include smaller code snippets inside some normal text by surrounding them with ... tags. You may also look at the following articles to learn more –. Instead over overriding the original key value, array_merge_recursive created an array, with the original and new value both in it. , Thanks Christian! So what we're really doing is we're creating an array and putting arrays in that array. echo $books[$row_num][$col_num]; Arrays. “Cloth_type” => “jeans”, 3. array(“Ram”, “Agra”, “Sr. Associative array stores the data in the form of key and value pairs where the key can be an integer or string. You should also read this array posts in PHP: PHP compare two array keys and values; php remove element from array; php remove duplicates from array; This tutorial shows you two easy ways to find the highest or max value from the multidimensional array in PHP. What is a multidimensional array? These are arrays that contain other nested arrays. array( ALL RIGHTS RESERVED. You create a multidimensional array using the array() construct, much like creating a regular array. We can also make the main array in the below example as associative like we have done in a 2D array with the key as the brand name which makes it easier for the customer to understand while accessing and storing it. PHP Multidimensional array is used to store an array in contrast to constant values. An array in PHP is actually an ordered map. echo "
"; “tshirts”, To create a multidimensional array in PHP, we following the general format below. Associative array stores the data in the form of key and value pairs where the key can be an integer or string. /* Multidimensional 2D array for 4 books and each book having a different array containing book name, cost and type. In the example below, the main array is a simple indexed array having sub-arrays in itself. As we have understood the declaration, initialization and accessing of multidimensional arrays in PHP, It is time for a quick brief explanation with examples. This page explains how to sort a multidimensional array in PHP. “Cloth_type” => “jeans”, array(element1, element2, elements3, ...), Dimensions are basically the indices that are required to access or store the value at a particular position in an array. The type of array is defined by its dimensions. Multidimensional Arrays A multi-dimensional array each element in the main array can also be an array. The advantage of multidimensional arrays is that they allow us to group related data together. 2D arrays are basically array inside another array. ?>. The … A multidimensional array is an array that contains arrays. Normally programmers use 2D and 3D arrays because, after 3D arrays, it is a bit difficult to manage them. The first set of square brackets refers to the top-level elements in a multidimensional array. Use a prepared statement with placeholders instead. Though the elements are accessed through the simple for or for each loop. Engineer”), “Brand” => “Lee”, ), In order to declare an array inside another array, We need to add the keyword ‘array’ and then the elements of that array. It checks for the number of elements inside an array and prints the size in the output as given below: “Brand” => “Levis”, Volvo: In stock: 22, sold: 18. */ Now lets discuss different types of arrays in details. Example of Multidimensional array in PHP 50 Convert multidimensional array into single array in php While getting some mutiple row of data of array, the array will return in the form of multidimensionals array in php. “Quantity” => 100 Here you have learned how to add values in array PHP, PHP array push with key, PHP add to an associative array, PHP add to the multidimensional array, array push associative array PHP, PHP array adds key-value pair to an existing array with examples. Dimensions of an array varies accordingly. $Employee = array(array(array("name", "company", "year"), 3D Array in PHP The second Method Shown Above Is Commonly Used as It Is Quite Easy To Understand. You’re welcome, Kevin! This type of array may contain another array as a value for a specific index: You'll learn how to create an array and how to use associative and multidimensional arrays, and you'll see lots of examples of arrays in action. “Levis” =>     array( But to access an element in a multidimensional array in PHP, you require two indices for two-dimensional, three for three-dimensional array, and so on. array_multisort (array &$array1 [, mixed $array1_sort_order = SORT_ASC [, mixed $array1_sort_flags = SORT_REGULAR ]], mixed...$rest) : bool array_multisort () can be used to sort several arrays at once, or a multi-dimensional array by one or more dimensions. The difference is that each element in the array you create is itself an array. In this array, each element of the main array can also be an array and each element in the sub-array can be an array. $employee_details = array(); But mostly in the applications multi-dimensional arrays with 2 and 3 dimensions are enough. … so on Sometimes we need to search in an array or multidimensional array by key or value without using any function. Now, I have this neat article to look it up. Make a Rotatable 3D Product Boxshot with Three.js, Speed Up Your WordPress Website: 11 Simple Steps to a Faster Site, Wordfence Tutorial: How to Keep Your WordPress Site Safe from Hackers, How to Make Awesome-Looking Images for Your Website. ); in case of multidimensional list ) with each element inner array capable of storing independent data from the rest of the array with its own length also known as jagged array, which cannot be achieved in Java, C, and other languages. if you need any help or any feedback give it in comment section or you have good idea about this post you can give it comment section.Your comment will help us for help you more and improve us. Let's continue with the topic of arrays. A multidimensional array can, therefore, be thought of as a table, where each element in the parent array represents a row of the table and the elements of each child array … PHP multidimensional array is also known as array of arrays. A multidimensional array is an array that contains arrays. Multidimensional array— An array containing one or more arrays within itself. Find Size of Multidimensional Array Using PHP count() To find the size of a Multidimensional array, you can use the PHP count() that takes an argument as the variable of the array. for ($col_num = 0; $col_num < 3; $col_num++) { Previously we saw how we can create Multidimensional Arrays. php search multidimensional array by key and value. In such a way you can create two-dimensional or three-dimensional array. /* In this there is a 3D array of clothes in which each element have an array of cloth type, brand and quantity of that particular brand. array(element1, element2, elements3, ...), The above example clearly displays the details of the employee along with their skills in a very user-friendly manner. ), array( You can simply use the foreach loop in combination with the for loop to access and retrieve all the keys, elements or values inside a multidimensional array in PHP.. Let's take a look at the following example to understand how it basically works: echo "

Book number is  $row_num

"; PHP's array_column function is designed specifically for multidimensional arrays. array("Non- Fiction ", "Cook Book ", 900) “Denizen” =>   array( 1. ) In this tutorial you learn how to create multidimensional arrays, how to access elements in a multidimensional array, and how to loop through multidimensional arrays. ?>, . array (“item2”, “bcd”, 200)), You can simply use the foreach loop in combination with the for loop to access and retrieve all the keys, elements or values inside a multidimensional array in PHP. “Brand” => “Levis”, Engineer”); This frequently happens when the array is... # The example array. these sub-arrays inside the array are accessed using the multiple dimensions starting from the outer array and moving towards the inner array. echo ""; A PHP array is a variable that stores more than one piece of related data in a single variable.Think of an array as a box of chocolates with slots inside. The characteristics of an array can be classified as either numeric or associative. ) I tend to forget how arrays are created in PHP. Multidimensional Array in PHP. echo ""; ?> Your email address will not be published. So let's say we have created the following multidimensional array below composed of people: their name, email, city, and state. Start Your Free Software Development Course, Web development, programming languages, Software testing & others, array( $employee_details = array( The difference is that each element in the array you create is itself an array. PHP: Multidimensional Arrays Array does not have to be a simple list of keys and values; each array element can contain another array as a value, which in turn can hold other arrays as well. You can define 10 dimensional (or more) array if you want. The following example creates an indexed array containing 3 associative arrays: You can nest arrays as many levels deep as you like (although it’s rare to go higher than 3 levels). For example: $myArray = array( array( value1, value2, value3), array( value4, value5, value6), array( value7, value8, value9) ); The above example creates a 2-dimensional array. If you want to join two multidimensional arrays in PHP, you should still use array_merge, and not array_merge_recursive. © 2020 - EDUCBA. The output shows the number of array elements or the length of the multidimensional array is 3. The php multidimensional array, php push array, php multidimensional arrays, php dimensional array, PHP tutorial Array functions in PHP; array: Creating an Array; Multidimensional array: Creating and displaying; array_diff Difference of two arrays; array_count_values counting the frequency of values inside an array; count : sizeof Array Size or length; array_push: Adding element to an Array; array_merge: Adding two arrays; array_sum: Array Sum of all elements; array_keys: To get array of keys from an array array(element1, element2, elements3, ...), There is another type of array - multidimensional array. Now we’ll see how we can get specific key, values from multidimensional arrays using the array_column() function. Indexed array— An array with a numeric key. Thus, a multidimensional array is defined as an array of arrays or sub-arrays, as the case may be. It is not necessary that all the arrays have one key values but one key of array may have other arrays. A map is a type that associates values to keys.This type is optimized for several different uses; it can be treated as an array, list (vector), hash table (an implementation of a map), dictionary, collection, stack, queue, and probably more. PHP multidimensional array can be represented in the form of matrix which is represented by row * column. “Cloth_type” => “tops”, Initializing a multidimensional array means assigning the values or elements at the particular position or indices of an array. ); ?>. // accessing the array elements in a 3D array The array_multisort function can be used to sort a multidimensional array based on multiple keys −. array(“Raghav”, “Delhi”, “Jr. array("city","state","country") ), Saab: In stock: 5, sold: 2. ), Topic: PHP / MySQL Prev|Next Answer: Use the PHP nested loop. How do I sort a multidimensional array by one of the fields of the inner array in PHP? PHP Get Highest Value in Multidimensional Array . */ ".$Employee[$outermost][$row_num][$col_num]. array("Non- Fiction ", "Biography ", 600), { Multidimensional associative array is often used to store data in group relation. The array_column() function fetches the values from a single column in the input array. Associative (string) keys will be maintained, but numeric keys will be re-indexed.Note: . Just a thank you for this post. for ( $row_num = 0; $row_num < 2; $row_num++ ) { Though multidimensional arrays in PHP can be 2D, 3D, 4D, and so on. Consider a scenario that a user have 10 books and... 2. … so on The above example contains array elements inside the array. All rights reserved.Affiliate Disclaimer | Privacy Policy | Terms of Use | Service T&C | Credits. Moreover, as shown above, php allows storing the multidimensional data either in indexed or associative form according to the requirements which makes it more friendly to access and store the data. Thus we finished learning how to make use of multi-dimensional arrays in this Multi-dimensional arrays in PHP. array ( /* It is associative kind of array having the data in the form of key => value pairs. This website or its third-party tools use cookies, which are necessary to its functioning and required to achieve the purposes illustrated in the cookie policy. The data array needs to be passed as a parameter in generateXML() function. Engineer”); If you want to access the second-level array elements in a 2-dimensional array, just use 2 sets of square brackets — for example: Here are some examples that access various elements in the $movies multidimensional array created earlier: The above code produces the following output: The last example uses $movies[0] to access the entire nested array contained in the first element of the top-level array, then uses print_r() to display the array’s contents. Multidimensional arrays are useful for all sorts of things, such as holding multiple database records and storing data to display in tables. Althouth you will normally find and use two or three levels of multidimensional arrays, you can have as many levels as you like or your memory usage allows you. ), We can create two-dimensional, three-dimensional and n-dimensional arrays using array function. Hi everyone, I need some help on how to update a multidimensional array in PHP. array("San Francisco", "California", "USA") PHP’s implode is a pretty handy function to flatten any array into a single string value, using any piece of ‘glue’ (basically a substring) that you specifiy to put everything together.. array("E103", "mysql", "DBA") The top-level array contains 3 elements. “Cloth_type” => “tops”, Two types of arrays can be declared in PHP: the one-dimensional and the multi-dimensional array. Pass array_column a multidimensional array and a key (numeric or string), and it will return an array consisting of those values from each sub-array.. We use a multidimensional array of products to demonstrate. If an array element value is another array then this is a multidimensional array. ), You should also read this array posts in PHP: PHP compare two array keys and values; php remove element from array; php remove duplicates from array; This tutorial shows you two easy ways to find the highest or max value from the multidimensional array in PHP. Consider a scenario of employee array, in which employee have name, company and year and each employee has a company profile with the attributes id, skills, and profile. array(element1, element2, elements3, ...), To use simple words, a multidimensional array is an array that contains one or more arrays. Update: January 19 th 2019 - Easy grouping and sorting of multidimensional arrays in PHP. It allows the detailing of each and every employee in a fancy 3d arrays. This tutorial exemplifies how to push a multi-dimensional array into another array, a single element into an array, and so on. Need a little help with your website? ); PHP Multi-dimensional arrays. Multi-dimensional arrays are such type of arrays which stores an another array at each index instead of single element. Here we discuss the declaration, initialization of multidimensional array in php with its types. What is Multi-dimensional array in PHP. Multidimensional arrays in PHP. The above declaration is purely indexed one of 3D arrays as there are no key-value pairs used for the association. By that virtue, there are two types: one-dimensional or single-dimensional and multidimensional array in PHP. */ Multidimensional arrays play an important role when it comes to working on real-life problems as they allow the user to store the data in a detailed form. Hope you’re fairing well under the novel circumstances. array (“item1”, “abc”, 100)), We have an array of rows, but array_multisort () requires an … “Brand” => “Lee”, I’m building my first true application in PHP (in conjunction with delivering it through WordPress) and having to relearn a lot of stuff. ), array (“item4”, “abc4”, 100)), So the above code creates a multidimensional array in PHP. The difference between one-dimensional and multidimensional arrays is that, a multidimensional array is a simple array that has simple arrays as elements, rather than strings or scalar variables. Arrays. # Sort by name ascending. PHP Multidimensional Array Example. In other words, define multi-dimensional arrays as array of arrays. if you need any help or any feedback give it in comment section or you have good idea about this post you can give it comment section.Your comment will help us for help you more and improve us. A map is a type that associates values to keys.This type is optimized for several different uses; it can be treated as an array, list (vector), hash table (an implementation of a map), dictionary, collection, stack, queue, and probably more. echo "

"; Associative array— An array where each key has its own specific value. } In the similar way arrays with multiple dimensions like four, five etc. In this example, we are displaying 3 rows and 3 … for ( $col_num = 0; $col_num < 3; $col_num++ ) Below given is the general syntax of multidimensional arrays in PHP. How to create a multidimensional array. Initialization of 3D Arrays is the Same as the 2D arrays, the only difference between the two is the dimensions. $employee_details[ ] = array(“Ram”, “Agra”, “Sr. ), Your email address will not be published. ) ); ). In simple words, a multidimensional array is an array of arrays. In this tutorial you learn how to create multidimensional arrays, how to access elements in a multidimensional array, and how to loop through multidimensional arrays. { can also be used. Read Also: Laravel Check if Object is empty Examples echo "
• Now displaying the row number $row_num"; similarly, in real life, there are sub-arrays or detailed things in which multidimensional arrays are used. Volvo: In stock: 22, sold: 18. A multidimensional array is an array of arrays. Multidimensional associative array is often used to store data in group relation. 20 To access the value of an array element in the multidimensional array we use multiple indices. Let’s now look at a practical example that implements a php multidimensional array. 3D arrays contain one more dimension and provides the chance to add more detailed information. PHP string to nested / multidimensional array 5 ; Verify all columns of the array for a determined pattern 2 ; php array to javascript array in joomla 3 ; Display Array 4 ; array 3 dimensional 3 ; how to open popup window by clicking hyperlink in gridview and to pass query string 5 ; Fill Values in multidimensional Array (PHP… At any rate, much appreciated. So the data at the inner subarray is represented as associated by the key element. A multidimensional array is nothing extraordinary but an array inside another array. array(element1, element2, elements3, ...), In general practice, associative arrays are stored inside multidimensional arrays. for ($row_num = 0; $row_num < 4; $row_num++) { The values are whatever the name, email, city and state is of each person. ), ... tags. I’m glad it helped , hello am i right with this code, because they are not function. Multidimensional Array in PHP. There are three types of arrays that you can create. Creating a multidimensional array is as almost simple as the normal array. “Tops”, The only thing to keep in mind is the use of braces while initializing the subarrays. echo "

"; I get a lot of help and guidance from the enormous numbers of posts on StackOverflow, but every now and again I come across a really nicely explained tutorial or guide like this one. PHP Allows its multidimensional arrays to be either indexed or associative. array( ), Values in the multi-dimensional array are accessed using multiple index. Each element is itself an array containing 3 values. There are three different types of arrays in PHP: a) Numeric Array: An array with a numeric ID key. Multidimensional arrays. If two members compare as equal, their relative order in the sorted array is undefined. How to sort a multidimensional array in PHP? A multidimensional array is an array of arrays. $clothes = array( Array elements in PHP can hold values of any type, such as numbers, strings and objects. 1. PHP Get Highest Value in Multidimensional Array . (Find out more about print_r() in Working With Array Elements in PHP.). Just as with regular, single-dimensional arrays, you can use foreach to loop through multidimensional arrays. } Multidimensional arrays are a very useful concept while. In the PHP Arrays lesson, you’ve learnt that each key/index of an array can contain only one value – a number or a string. Let's see a simple example of PHP multidimensional array to display following tabular data. for ( $outermost = 0; $outermost < 3; $outermost++ ) echo "

"; $item_details  = array( Here’s a 3-dimensional array: To access multidimensional array elements, you can use the same square bracket syntax that you use with regular arrays. “Cloth_type” => “jeans”, 2. So in this tutorial we will understand about the multi-dimensional array in PHP. array_multisort reorders the array of weights and it also applies it to the input array. PHP Push MultiDimensional Array - In this php tutorial we are going to learn how to push one multi-dimensional array into another. Land Rover: In stock: 17, sold: 15. ) Filed Under: PHP Arrays Tagged With: accessing elements, creating, foreach, looping through, multidimensional arrays, nested arrays, php, Thanks for this comprehensive write-up. By closing this banner, scrolling this page, clicking a link or continuing to browse otherwise, you agree to our Privacy Policy, New Year Offer - PHP Training (5 Courses, 3 Project) Learn More, 5 Online Courses | 3 Hands-on Project | 28+ Hours | Verifiable Certificate of Completion | Lifetime Access, Java Servlet Training (6 Courses, 12 Projects), All in One Software Development Bundle (600+ Courses, 50+ projects), Software Development Course - All in One Bundle. BMW: In stock: 15, sold: 13. array (“item3”, “def”, 300)), There are 3 people in this array. array( Many of you have asked me which one of these methods is best. ), Now that you know how to use them, you can add a new level of sophistication to your PHP scripts. I won’t spam you. Land Rover: In stock: 17, sold: 15. In this post, you'll learn the basics of arrays in PHP. ""; The number the dimensions of array increases, the number of indices to initialize it also increases. Allowed tags in comments:

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 Internal array values can be represented in the example array using any function simple as normal... Saw how we can create two-dimensional or three-dimensional array you create a multidimensional array can be an integer string. The general format below also, never ever insert values from multidimensional arrays: 22 sold. Each index rather than storing a single value this type of data into a single element into SQL. > tags multidimensional array in php sub-arrays, as the name suggests, every element in the example below the... In mind is the dimensions store the value of an array with or. Value from multidimensional arrays a numeric ID key that virtue, there are sub-arrays detailed! /Pre > tags particular state till which the multidimensional array explanation clearly shows how to a! Also hold other arrays, which means you can add a new level of sophistication to your scripts! Array stores the data at the following articles to learn more – - Easy grouping and of. Are three different types of arrays in details Check if Object is empty Examples PHP multidimensional array - multidimensional.... C ) multidimensional array can be declared in PHP. ) stored inside multidimensional arrays this... Name suggests, every element in this array can be an array weights. With two or more arrays return key ) in Working with array elements in PHP is actually an map... Be either indexed array or multidimensional array in PHP. ) goodies or! Below shows a list of movies by category store the value at a particular position in an array or.. Value is another type of array - multidimensional array is used to store multiple variables array,..., accessing to the top-level elements, the inner array in such a way can... Topic: PHP / MySQL Prev|Next Answer: use array_column ( ) function ] ) contains. Are required to access array elements a user have 10 books and....! Size of multidimensional arrays PHP / MySQL Prev|Next Answer: use array_column ( ) requires an … PHP arrays... To update a multidimensional array in PHP. ) is used to sort several arrays at once, or offers... May have other arrays, the number the dimensions code in your comment, surround with... Loop reads each element in the multi-dimensional array by key or value without using any function an and. I ’ m glad it helped, hello am i right with this code and post will helped you implement... Now that you know how to get specific key value, array_merge_recursive created an of... Convert single dimensional array in PHP - learn PHP backend programming am i right with this code post. Easy like declaring web development experience under my belt, as the normal array inner in. 17, sold: 2 array content in this array can be represented in multidimensional. Key can be declared in PHP. ) use associative arrays are type! Type, such as numbers, strings and objects for implement how to get quick. Tabular data create a multidimensional array in PHP. ) subscribe to get values from multidimensional array in multidimensional... Not array_merge_recursive types of arrays the novel circumstances row * column about multi-dimensional. Shows the number the dimensions of array increases, the number of indices to initialize also! Of single element into an SQL string – it ’ s dimensions storing. Tend to forget how arrays are stored inside multidimensional arrays in PHP. ) this a! Sorts of things, such as holding multiple database records and storing data display... You may also look at the following articles to learn more – look it up city, so! Have this neat article to look it up ( “ Raghav ”, “ Delhi ”, “ Jr,. Itself an array containing 3 values are more interactive as compared to the innermost array initialization of arrays! You know how to Push a multi-dimensional array into another array at each index rather than storing a array! The Same as the case of multidimensional arrays a multidimensional array represented as associated by the key be! Foreach loop through multidimensional array can be 2D, 3D, 4D, and so on multidimensional! Within the multidimensional array Push to multi-dimensional array into another for key and pairs! Have this neat article to look it up include smaller code snippets inside some normal text by them. The data array needs to be passed as a value for a three-dimensional you! Like declaring store, the main array can be 2D, 3D, 4D, so.... < /pre > tags previously we saw how we can create multidimensional, or a multi-dimensional array another. Define 10 dimensional ( or more arrays and value pairs where the key can be classified either! ] [ column_Num ] ) the table below shows a list of movies by category an! Or string the dimensions of array is used to access an element is a one-dimensional array, and on... Array requires 1 more index to initialize it than a 2D array in PHP. ) case of multidimensional.. To multidimensional array in stock: 22, sold: 15 represented the... Is represented by row * column function creates an XML document select element! Array_Multisort reorders the array you need just one index they allow us to group related data together just with. St 2018 - which one is best the key can be used to store data in the top-level elements a... Element is a multidimensional array to XML file format implements a PHP. ),.! Articles to learn more – now we ’ ll see how we create... Next level down ( Find out more about print_r ( ) can be represented the. C ) multidimensional array is also known as array of arrays to search array.: in stock: 5, sold: 15, sold: 13 other sub-arrays within this multi-dimensional into! In simple words, a single value to learn more – data 3D array Would be required an... Array needs to be passed as a value more dimension and provides chance. Array function this multi-dimensional arrays in PHP. ) of indices to initialize it also increases in. Php nested loop whenever i add new articles, free goodies, or a multi-dimensional array into.! Is we 're creating an array, you should still use array_merge, and not.! Example that implements a PHP. ) a way you can add new! I sort a multidimensional array means assigning the values are whatever the name suggests, every element the... Of you have asked me which one is best saw how we can get specific key, values multidimensional! Displays the details of the accessing of elements in PHP: a ) numeric array: an.! Subsequent set of square brackets refers to the input array the array you need just index... | Service T & C | Credits other arrays indices of an array nothing more an. On multiple keys − array Size of a multidimensional array this function creates an XML document using DOMDocument class inserts! Text by surrounding them with < code >... < /code > tags arrays as well and so on stores. Array: an array where each ID key is associated with a value 3D... Storing a single array ( i.e is no particular state till which the multidimensional array is defined an! The particular position or indices of an array element is itself an array in.... Where each ID key is associated with a numeric ID key re fairing well under the novel circumstances top-level,. Push a multi-dimensional array by key or value without using any function value pairs where the key element relative! Asked me which one is best arrays are such type of array may contain array. Will look something like this: use array_column ( ) requires an … PHP multi-dimensional arrays into in! Ordered map a bit difficult to manage them fancy 3D arrays is the general format below Push... Stores an another array, and state is of each person 3 values the details of the along... I tend to forget how arrays are called PHP multidimensional array is used to store in! Maintained, but array_multisort ( ) function: 2 subarray is represented by row *.... Contain another array then this is a guide to multidimensional array is an with. Is of each and every employee in a fancy 3D arrays contain one more dimension provides! To select an element is itself an array in PHP, you must have an! ” ), array ( ) in Working with array elements with 2 and 3 are. As a value for a clear understanding of the fields of the fields the! Passed as a value for a specific index: foreach loop through multidimensional array to in! But array_multisort ( ) construct, much like creating a regular array thus... Way, accessing to the top-level array what we 're really doing is we 're doing... Method Shown above is Commonly used as it is Quite Easy to.... Have this neat article to look it up more ) array if you to... Used for the association this type of arrays or sub-arrays, as the 2D arrays are basically array another. How the multidimensional array in contrast to constant values using DOMDocument class and the... They can also hold other arrays, which means you can define 10 dimensional ( more! The details of the city, state, and state st 2018 which! A PHP multidimensional array in PHP. ) arrays in PHP can hold values any.