PHP Manual: Prepend one or more elements to the beginning of an array

Description

int array_unshift ( array &$array , mixed $value1 [, mixed $... ] )

array_unshift prepends passed elements to the front of the array. Note that the list of elements is prepended as a whole, so that the prepended elements stay in the same order. All numerical array keys will be modified to start counting from zero while literal keys won't be changed.

Parameters

array: The input array.
value1: First value to prepend.

Return Values

Returns the new number of elements in the array.

Examples

Example #1 array_unshift example


<?php
$queue = array("orange", "banana");
array_unshift($queue, "apple", "raspberry");
print_r($queue);
?>

The above example will output:

Array
(
    [0] => apple
    [1] => raspberry
    [2] => orange
    [3] => banana
)

array_unshift

Description

Parameters

Return Values

Examples

See Also