pc端

/**
 * application/home/controller/User.php
 * 登录
 */
public function do_login(){}

H5端

/**
 * application/mobile/controller/User.php
 * 登录
 */
public function do_login(){}

api

/**
 * application/api/controller/User.php
 *  登录（app）
 */
public function login(){}

/**
 * application/api/controller/User.php
 * 第三方登录(小程序)
 */
public function thirdLogin(){}