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apcu_inc

(PECL apcu >= 4.0.0)

apcu_incIncrease a stored number

Açıklama

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

Increases a stored number.

Bağımsız Değişkenler

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).

Dönen Değerler

Returns the current value of key's value on success, başarısızlık durumunda false döner

Örnekler

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)

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