Increase a stored number

Descrição

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

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.

Valor Retornado

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

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_EOL, PHP_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)

Veja Também

apcu_dec() - Decrease a stored number