PHP array_pad() Function
Example
Return 5 elements and insert a value of "blue" to the new elements in the array:
<?php
$a=array("red","green");
print_r(array_pad($a,5,"blue"));
?>
Run example »
$a=array("red","green");
print_r(array_pad($a,5,"blue"));
?>
Definition and Usage
The array_pad() function inserts a specified number of elements, with a specified value, to an array.
Tip: If you assign a negative size parameter, the function will insert new elements BEFORE the original elements (See example below).
Note: This function will not delete any elements if the size parameter is less than the size of the original array.
Syntax
array_pad(array,size,value)
| Parameter | Description |
|---|---|
| array | Required. Specifies an array |
| size | Required. Specifies the number of elements in the array returned from the function |
| value | Required. Specifies the value of the new elements in the array returned from the function |
Technical Details
| Return Value: | Returns an array with new elements |
|---|---|
| PHP Version: | 4+ |
More Examples
Example 1
Using a negative size parameter:
<?php
$a=array("red","green");
print_r(array_pad($a,-5,"blue"));
?>
Run example »
$a=array("red","green");
print_r(array_pad($a,-5,"blue"));
?>
PHP Array Reference
