lib/Lime/Helper/Cookie.php
public function delete($name, $path = '/', $domain = '', $secure = false, $http_only = false) {
        $success = $this->set($name, null, -10, $path, $domain, $secure, $http_only);
        $this->_deleted_cookies[$name] = $name;

        if (isset($this->_cookies[$name])) {
            unset($this->_cookies[$name]);
        }

        return $success;
    }
public function delete($name, $path = '/', $domain = '', $secure = false, $http_only = false) {
        $success = $this->set($name, null, -10, $path, $domain, $secure, $http_only);
        $this->_deleted_cookies[$name] = $name;

        if (isset($this->_cookies[$name])) {
            unset($this->_cookies[$name]);
        }

        return $success;
    }
public function delete ( $ name , $ path = '/' , $ domain = '' , $ secure = false , $ http_only = false ) { $ success = $ this -> set ( $ name , null , - 10 , $ path , $ domain , $ secure , $ http_only ) ; $ this -> _deleted_cookies [ $ name ] = $ name ; if ( isset ( $ this -> _cookies [ $ name ] ) ) { unset ( $ this -> _cookies [ $ name ] ) ; } return $ success ; }
deletes a cookie

@param string $name
@return bool
deletes a cookie