PHP-array

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How to find the index of an element in an array using PHP ?

Last Updated: 26 August 2024

In this article, we will discuss how to find the index of an element in an array in PHP. Array indexing starts from 0 to n-1. Here we have s ...read more

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Multidimensional Associative Array in PHP

Last Updated: 31 July 2021

PHP Multidimensional array is used to store an array in contrast to constant values. Associative array stores the data in the form of key an ...read more

Last Updated: 14 April 2025

Arrays are one of the fundamental data structures in PHP. They are widely used to store multiple values in a single variable and can store d ...read more

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Multidimensional arrays in PHP

Last Updated: 20 September 2024

Multi-dimensional arrays in PHP are arrays that store other arrays as their elements. Each dimension adds complexity, requiring multiple ind...read more

Associative Arrays in PHP

Last Updated: 31 July 2021

Associative arrays are used to store key value pairs. For example, to store the marks of different subject of a student in an array, a numer ...read more

Removing Array Element and Re-Indexing in PHP

Last Updated: 22 March 2025

In order to remove an element from an array, we can use unset() function which removes the element from an array, and then use array_values( ...read more

Technical Scripter 2018

PHP append one array to another

Last Updated: 03 November 2018

Given two array arr1 and arr2 and the task is to append one array to another array.Examples:Input : arr1 = [ 1, 2 ] arr2 = [ 3, 4 ]Ou ...read more

Technical Scripter 2018

PHP in_array() Function

Last Updated: 05 September 2024

The in_array() function is an inbuilt function in PHP that is used to check whether a given value exists in an array or not. It returns TRUE ...read more

Last Updated: 16 September 2024

The end() function is an inbuilt function in PHP and is used to find the last element of the given array. The end() function changes the int ...read more

PHP array_unique() Function

Last Updated: 16 September 2024

The PHP array_unique() function removes duplicate values from an array, preserving the first occurrence of each value and reindexing the arr ...read more

PHP Merging two or more arrays using array_merge()

Last Updated: 24 September 2024

The array_merge() function in PHP combines two or more arrays into one. It merges the values from the arrays in the order they are passed. I ...read more

PHP array_sum() Function

Last Updated: 19 September 2024

The array_sum() function in PHP is used to calculate the sum of values in an array. It works with both indexed and associative arrays and ca ...read more

PHP array_search() Function

Last Updated: 12 September 2024

The PHP array_search() function searches an array for a specific value and returns the first corresponding key if found. It performs a loose ...read more

PHP array_key_exists() Function

Last Updated: 19 September 2024

The array_key_exists() function in PHP is a built-in function that checks whether a specified key exists in an array. This function is commo ...read more

Last Updated: 12 April 2025

Arrays are one of the most important data structures in PHP. They allow you to store multiple values in a single variable. PHP arrays can ho ...read more