src/Cookie/Cookie.php
public function set($name, $value, $expire = null)
    {
        if ($expire === null) {
            $expire = $_SERVER['REQUEST_TIME'] + 2592000;   //a month
        }

        return setcookie(
            $name,
            $value,
            $expire,
            $this->config['path'],
            $this->config['domain'],
            $this->config['secure'],
            $this->config['httponly']
        );
    }
public function set($name, $value, $expire = null)
    {
        if ($expire === null) {
            $expire = $_SERVER['REQUEST_TIME'] + 2592000;   //a month
        }

        return setcookie(
            $name,
            $value,
            $expire,
            $this->config['path'],
            $this->config['domain'],
            $this->config['secure'],
            $this->config['httponly']
        );
    }
设置COOKIE

@param string $name 待设置的COOKIE名字
@param string|int $value 建议COOKIE值为一些简单的字符串或数字，不推荐存放敏感数据
@param int $expire 有效期的timestamp，为NULL时默认存放一个月
@param boolean
@return bool