CI_Cache::decrement()

decrement($id[, $offset = 1])

Parameters:	$id (string) – Cache ID $offset (int) – Step/value to reduce by
Returns:	New value on success, FALSE on failure
Return type:	mixed

Performs atomic decrementation of a raw stored value.

// 'iterator' has a value of 6

$this->cache->decrement('iterator'); // 'iterator' is now 5

$this->cache->decrement('iterator', 2); // 'iterator' is now 3

Links:

http://www.codeigniter.com/user_guide/libraries/caching.html#CI_Cache::decrement

doc_CodeIgniter

2016-10-15 16:30:55

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