Ds\Vector::shift
(PECL ds >= 1.0.0)
Ds\Vector::shift — 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\Vector::shift() example
<?php
$vector = new \Ds\Vector(["a", "b", "c"]);
var_dump($vector->shift());
var_dump($vector->shift());
var_dump($vector->shift());
?>
The above example will output something similar to:
string(1) "a" string(1) "b" string(1) "c"