unshift()

The unshift() method all similar to push(), but this push elements onto the start of array

Example.php

<?php use kim\present\utils\arrays\ArrayUtils;

$arrayUtils = ArrayUtils::from(range(1,5));

//Unshift 0 and 10
$arrayUtils->unshift(0, 10);
// expected output: [0, 10, 1, 2, 3, 4, 5]

Syntax

$arrayUtils->unshift(mixed ...$values) : ArrayUtils;

Parameter

• $values

  A values to unshift into array

Return value

• oneself back for method chaining.

Prefixing

$arrayUtils->unshiftAs(mixed ...$values) : array;

ArrayUtils::unshiftFrom(iterable $from, mixed ...$values) : ArrayUtils;

ArrayUtils::unshiftFromAs(iterable $from, mixed ...$values) : array;

References

push()

PHP: array_unshift - Manual

Array.prototype.unshift() - JavaScript | MDN