GoLang Ds\Sequence::shift

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GoLang replacement for PHP's Ds\Sequence::shift [edit | history]



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PHP Ds\Sequence::shift

PHP original manual for Ds\Sequence::shift [ show | php.net ]

Ds\Sequence::shift

(PECL ds >= 1.0.0)

Ds\Sequence::shift — Removes and returns the first value

Description

abstract public mixed Ds\Sequence::shift ( void )

Removes and returns the first value.

Parameters

This function has no parameters.

Return Values

The first value, which was removed.

Errors/Exceptions

UnderflowException if empty.

Examples

Example #1 Ds\Sequence::shift() example

<?php
$sequence = new \Ds\Vector(["a", "b", "c"]);

var_dump($sequence->shift());
var_dump($sequence->shift());
var_dump($sequence->shift());
?>

The above example will output something similar to:

string(1) "a"
string(1) "b"
string(1) "c"