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Latest Version [8.00202205221] Last Updated [May-22-2022]

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PHP Manual [apc_dec]

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PHP Manual || APC Functions

(PECL apc >= 3.1.1)

apc_decDecrease a stored number

Description

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

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 apc_dec() example

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

apc_store('anumber'42);

echo 
apc_fetch('anumber'), PHP_EOL;

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

var_dump($success);

echo 
"Now, let's fail"PHP_EOLPHP_EOL;

apc_store('astring''foo');

$ret apc_dec('astring'1$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



PHP Manual || APC Functions