Ds\Vector::set

(PECL ds >= 1.0.0)

Ds\Vector::setUpdates a value at a given index

说明

publicDs\Vector::set(int$index, mixed$value): void

Updates a value at a given index.

参数

index

The index of the value to update.

value

The new value.

返回值

没有返回值。

错误/异常

OutOfRangeException if the index is not valid.

示例

示例 #1 Ds\Vector::set() example

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

$vector->set(1, "_");
print_r($vector);
?>

以上示例的输出类似于:

Ds\Vector Object ( [0] => a [1] => _ [2] => c )

示例 #2 Ds\Vector::set() example using array syntax

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

$vector[1] = "_";
print_r($vector);
?>

以上示例的输出类似于:

Ds\Vector Object ( [0] => a [1] => _ [2] => c )
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