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Rechercher une fonction PHP

apcu_inc

Contents

(PECL apcu >= 4.0.0)

apcu_inc — Increase a stored number

Description

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

Increases a stored number.

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Parameters

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).

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Return Values

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

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Changelog

Version Description
5.1.12 The ttl parameter has been added.

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Examples

Example #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);
?>

The above example will output something similar to:

Let's do something with success
42
43
53
63
bool(true)
Now, let's fail

bool(false)
bool(false)
Find a PHP function

English translation

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Document created the 30/01/2003, last modified the 26/10/2018
Source of the printed document:https://www.gaudry.be/en/php-rf-function.apcu-inc.html

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References

  1. View the html document Language of the document:fr Manuel PHP : http://php.net

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