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Ds\Vector::set

(PECL ds >= 1.0.0)

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

说明

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

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.

范例

Example #1 Ds\Vector::set() example

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

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

以上例程的输出类似于:

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

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

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

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

以上例程的输出类似于:

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