wincache_ucache_clear
wincache_ucache_delete
WinCache Funktionen
PHP Manual

# wincache_ucache_dec

(PECL wincache >= 1.1.0)

wincache_ucache_dec — Decrements the value associated with the key

### Beschreibung

mixed wincache_ucache_dec ( string `$key` [, long `$dec_by` = 1 [, bool `&$success` ]] )

Decrements the value associated with the `key` by 1 or as specified by `dec_by`.

### Parameter-Liste

`key`

  The `key` that was used to store the variable in the cache. `key` is case sensitive.

`dec_by`

  The value by which the variable associated with the `key` will get decremented. If the argument is a floating point number it will be truncated to nearest integer. The variable associated with the `key` should be of type long, otherwise the function fails and returns FALSE.

`success`

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

### Rückgabewerte

Returns the decremented value on success and FALSE on failure.

### Beispiele

Beispiel #1 Using wincache_ucache_dec()

`<?php
wincache_ucache_set('counter', 1);
var_dump(wincache_ucache_dec('counter', 2923, $success));
var_dump($success);
?>`

Das oben gezeigte Beispiel erzeugt folgende Ausgabe:

    int(2922)
    bool(true)

### Siehe auch

- wincache_ucache_inc() - Increments the value associated with the key
- wincache_ucache_cas() - Compares the variable with old value and assigns new value to it

wincache_ucache_clear
wincache_ucache_delete
WinCache Funktionen
PHP Manual