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Ds\Vector::find

(PECL ds >= 1.0.0)

Ds\Vector::find Attempts to find a value's index

説明

public Ds\Vector::find ( mixed $value ) : mixed

Returns the index of the value, or FALSE if not found.

パラメータ

value

The value to find.

返り値

The index of the value, or FALSE if not found.

注意:

Values will be compared by value and by type.

例1 Ds\Vector::find() example

<?php
$vector 
= new \Ds\Vector(["a"1true]);

var_dump($vector->find("a")); // 0
var_dump($vector->find("b")); // false
var_dump($vector->find("1")); // false
var_dump($vector->find(1));   // 1
?>

上の例の出力は、 たとえば以下のようになります。

int(0)
bool(false)
bool(false)
int(1)
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