Tag:Two stage cascade

  • Ajax two-level cascade menu implementation code

    Time:2021-12-28

    Client code: Copy codeThe code is as follows: <!DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Transitional//EN” “http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd”> <html xmlns=”http://www.w3.org/1999/xhtml”> <head> <meta http-equiv=”Content-Type” content=”text/html; charset=gb2312″ /> < title > Untitled Document < / Title ></head> <script type=”text/javascript”> var xmlHttp; var a =new Array(); function createXMLHttpRequest(){ if(window.ActiveXObject){ xmlHttp=new ActiveXObject(“Microsoft.XMLHTTP”); } else if(window.XMLHttpRequest){ xmlHttp=new XMLHttpRequest(); } } function send_request(){ […]