The array_pad() function inserts a specified number of items, with a specified value, to an array. It returns array with new elements. If size is positive then the array is padded on the right, if it's negative then the padding is done on the left.
Syntax
array_pad(arr, size, value)
Parameters
arr − the array
size − total elements in the resultant array
value − the value to pad and it should be less than the size of arr
Return
The array_pad() function returns array with new elements. If size is positive then the array is padded on the right, if it's negative then the padding is done on the left.
Example
The following is an example −
<?php
$arr = array("one","two");
print_r(array_pad($arr,4,"three"));
?>Output
The following is the output −
Array ( [0] => one [1] => two [2] => three [3] => three )