(PECL apcu >= 4.0.0)
apcu_inc — Increase a stored number
$key
[, int $step
= 1
[, bool &$success
[, int $ttl
= 0
]]] ) : intIncreases a stored number.
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).
Returns the current value of key
's value on success,
başarısızlık durumunda FALSE
döner
Sürüm: | Açıklama |
---|---|
5.1.12 |
The ttl parameter has been added.
|
Örnek 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);
?>
Yukarıdaki örnek şuna benzer bir çıktı üretir:
Let's do something with success 42 43 53 63 bool(true) Now, let's fail bool(false) bool(false)