The array_filter() function use to filters the elements of an array using a callback function. This function accepts two parameters and one flag. The first...
The usort() function sort an array by values using a user-defined comparison function. It accepts two parameters, the first parameter must be an array to sort...
The array_diff() function compares ar1 against one or more other arrays and returns the values in ar2 that are not present in any of the other arrays.
array_push() function use an array as a stack, and it pushes the passed variables at the end of the array. The length of the array increases automatically by...