PHP Manual
pht\Vector
Unshifts a value to the vector front

pht\Vector::unshift

(PECL pht >= 0.0.1)

pht\Vector::unshift — Unshifts a value to the vector front

Описание

public pht\Vector::unshift ( mixed $value ) : void

This method unshifts a value to the front of a vector (in linear time). The vector will automatically be resized if it is not large enough.

Список параметров

value: The value to be pushed onto the beginning of the vector. This value will be serialised (since it may be passed around between threads).

Возвращаемые значения

No return value.

Примеры

Пример #1 Unshifting a value to the front of a vector


<?php

use pht\Vector;

$vector = new Vector();

for ($i = 0; $i < 3; ++$i) {
    $vector->unshift($i); // causes a quadratic runtime, beware
}

var_dump($vector);

Результат выполнения данного примера:

object(pht\Vector)#1 (3) {
  [0]=>
  int(2)
  [1]=>
  int(1)
  [2]=>
  int(0)
}