QuickHashIntStringHash::update

    (PECL quickhash >= Unknown)

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

    Опис

    public QuickHashIntStringHash::update(int $key, string $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 QuickHashIntStringHash::CHECK_FOR_DUPES during hash creation to prevent duplicate keys from being part of the hash.

    Параметри

    key

    The key of the entry to update.

    value

    The new value for the entry. If a non-string is passed, it will be converted to a string automatically if possible.

    Значення, що повертаються

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

    Приклади

    Приклад #1 QuickHashIntStringHash::update() example

    <?php
    $hash    ->add( 161803398, "--" );
    $hash->add( 314159265, "a lot" );

    echo     $hash->get( 161803398 ), "\n";
    echo     $hash->get( 314159265 ), "\n";

    var_dump( $hash->update( 314159265, "a lot plus one" ) );
    var_dump( $hash->update( 314159999, "a lot plus one" ) );

    echo     $hash->get( 161803398 ), "\n";
    echo     $hash->get( 314159265 ), "\n";
    ?>

    Поданий вище приклад виведе щось схоже на:

    --
a lot
bool(true)
bool(false)
--
a lot plus one

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