PHP 7.4.0RC2 Released!

apcu_inc

(PECL apcu >= 4.0.0)

apcu_incIncrease a stored number

Beschreibung

apcu_inc ( string $key [, int $step = 1 [, bool &$success [, int $ttl = 0 ]]] ) : int

Increases a stored number.

Parameter-Liste

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).

Rückgabewerte

Returns the current value of key's value on success, Im Fehlerfall wird FALSE zurückgegeben.

Changelog

Version Beschreibung
5.1.12 The ttl parameter has been added.

Beispiele

Beispiel #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_EOLPHP_EOL;

apcu_store('astring''foo');

$ret apcu_inc('astring'1$fail);

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

Das oben gezeigte Beispiel erzeugt eine ähnliche Ausgabe wie:

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

bool(false)
bool(false)

Siehe auch

add a note add a note

User Contributed Notes

There are no user contributed notes for this page.
To Top