"require|chsAlphaNum|length:2,255", "school_code" => "require|alpha", "area_id" => "require", ]; protected $message = [ 'school_name.require' => '学校名称不能为空', 'school_name.chsAlphaNum' => '学校名称只能是汉字、字母和数字', 'school_name.length' => '学校名称长度只能在2-255之间', 'school_code.require' => '学校类型不能为空', 'school_code.alpha' => '学校类型必须为纯字母', ]; }