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apcu_inc

(PECL apcu >= 4.0.0)

apcu_incIncrease a stored number

Descrição

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

Increases a stored number.

Parâmetros

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).

Valor Retornado

Returns the current value of key's value on success, ou FALSE em caso de falha

Changelog

Versão Descrição
5.1.12 The ttl parameter has been added.

Exemplos

Exemplo #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);
?>

O exemplo acima irá imprimir algo similar à:

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

bool(false)
bool(false)

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