QuickHashIntHash::update

(PECL quickhash >= Unknown)

QuickHashIntHash::update — This method updates an entry in the hash with a new value

説明

public function QuickHashIntHash::update(int $key, int $value): bool

This method updates an entry with a new value, and returns whether the entry was update. If there are duplicate keys, only the first found element will get an updated value. Use QuickHashIntHash::CHECK_FOR_DUPES during hash creation to prevent duplicate keys from being part of the hash.

パラメータ

key: The key of the entry to update.
value: The new value to update the entry with.

戻り値

true when the entry was found and updated, and false if the entry was not part of the hash already.

例

例1 QuickHashIntHash::update() example

<?php
$hash = new QuickHashIntHash( 1024 );

var_dump( $hash->add( 141421, 173205 ) );
var_dump( $hash->update( 141421, 223606 ) );
var_dump( $hash->get( 141421 ) );
?>

上の例の出力は、たとえば以下のようになります。

bool(true)
bool(true)
int(223606)

関連キーワード:

hash entry QuickHashIntHash update method updates dump duplicate keys found part QuickHashStringIntHash quickhash Unknown whether there first element during creation prevent already example