Ds\Sequence::find

(PECL ds >= 1.0.0)

Ds\Sequence::find — Attempts to find a value's index

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abstract public Ds\Sequence::find ( mixed $value ) : mixed

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

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value

The value to find.

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

Note:

Values will be compared by value and by type.

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Example #1 Ds\Sequence::find() example

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

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

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