PHP

The each() function returned the key and value of the current element in an array and moved the internal pointer

In PHP, the current() function is often used to fetch the value of the current element in an array. But

Counting the number of elements in an array is a common task in PHP programming. While PHP provides built-in functions

When working with PHP, arrays play a vital role in managing data. Compacting an array refers to removing empty, null,

The asort() function sorts an associative array in ascending order based on its values while preserving the array’s keys. Let’s

arsort sorts an associative array in descending order based on its values, keeping the keys intact. A custom implementation requires:

array_walk_recursive applies a user-defined function to each element of a multidimensional array. It works by iterating through all nested levels

The array_walk function applies a user-defined callback function to each element in an array. It can also pass the array

The array_values function takes an associative array or an array with custom keys and returns a new array with all

Manually implementing the behavior of PHP’s array_unshift function is an excellent way to understand how to add elements to the