apcu_inc

    (PECL apcu >= 4.0.0)

    apcu_inc — Increase a stored number

    Descripción

    apcu_inc(
        string$key,
        int$step = 1,
        bool&$success = ?,
        int$ttl = 0
    ): int|false

    Increases a stored number.

    Parámetros

    key

    The key of the value being increased.

    step

    The step, or value to increase.

    success

    Optionally pass the success or fail boolean value to this referenced variable.

    ttl

    TTL to use if the operation inserts a new value (rather than incrementing an existing one).

    Valores devueltos

    Returns the current value of key's value on success, o false en caso de error

    Ejemplos

    Ejemplo #1 apcu_inc() example

    <?php
    echo "Let's do something with success", PHP_EOL;

    apcu_store('anumber', 42);

    echo     apcu_fetch('anumber'), PHP_EOL;

    echo     apcu_inc('anumber'), PHP_EOL;
    echo     apcu_inc('anumber', 10), PHP_EOL;
    echo     apcu_inc('anumber', 10, $success), PHP_EOL;

    var_dump($success);

    echo     "Now, let's fail", PHP_EOL, PHP_EOL;

    apcu_store('astring', 'foo');

    $ret = apcu_inc('astring', 1, $fail);

    var_dump($ret);
    var_dump($fail);
    ?>

    El resultado del ejemplo sería algo similar a:

    Let's do something with success 42 43 53 63 bool(true) Now, let's fail bool(false) bool(false)

    Ver también

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