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  • wincache_ucache_inc()

    (PECL wincache >= 1.1.0)

    Increments the value associated with the key

    说明

    wincache_ucache_inc(string $key[,int $inc_by= 1[,bool &$success]]): mixed

    Increments the value associated with the$keyby 1 or as specified by$inc_by.

    参数

    $key

    The$keythat was used to store the variable in the cache.$keyis case sensitive.

    $inc_by

    The value by which the variable associated with the$keywill get incremented. If the argument is a floating point number it will be truncated to nearest integer. The variable associated with the$keyshould be of typelong, otherwise the function fails and returns FALSE.

    $success

    Will be set to TRUE on success and FALSE on failure.

    返回值

    Returns the incremented value on success and FALSE on failure.

    范例

    Example #1 Using wincache_ucache_inc()

    <?php
    wincache_ucache_set('counter', 1);
    var_dump(wincache_ucache_inc('counter', 2921, $success));
    var_dump($success);
    ?>
    

    以上例程会输出:

    int(2922) 
    bool(true)
    

    参见