GoLang apcu_dec

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PHP apcu_dec

PHP original manual for apcu_dec [ show | php.net ]

apcu_dec

(PECL apcu >= 4.0.0)

apcu_dec — Decrease a stored number

Description

int apcu_dec ( string $key [, int $step = 1 [, bool &$success ]] )

Decreases a stored integer value.

Parameters

key

The key of the value being decreased.

step

The step, or value to decrease.

success

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

Return Values

Returns the current value of key's value on success, or FALSE on failure

Examples

Example #1 apcu_dec() example

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

apcu_store('anumber', 42);

echo apcu_fetch('anumber'), PHP_EOL;

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

var_dump($success);

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

apcu_store('astring', 'foo');

$ret = apcu_dec('astring', 1, $fail);

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

The above example will output something similar to:

Let's do something with success
42
41
31
21
bool(true)
Now, let's fail

bool(false)
bool(false)

See Also