system/Cache/Handlers/WincacheHandler.php
public function increment(string $key, int $offset = 1)
	{
		$key = $this->prefix . $key;

		$success = false;
		$value   = wincache_ucache_inc($key, $offset, $success);

		return ($success === true) ? $value : false;
	}
public function increment(string $key, int $offset = 1)
	{
		$key = $this->prefix . $key;

		$success = false;
		$value   = wincache_ucache_inc($key, $offset, $success);

		return ($success === true) ? $value : false;
	}
Performs atomic incrementation of a raw stored value.

@codeCoverageIgnore
@param              string  $key    Cache ID
@param              integer $offset Step/value to increase by

@return mixed