¹ØÓÚExt.AjaxÇëÇóPHPµÄÎÊÌâ - Web ¿ª·¢ / Ajax
дÁËÒ»¸öExtµÄAjaxʾÀý,ÆäÖе±ÎÒµÄURL¶¨Ïòµ½ServletµÄʱºò,³É¹¦,·µ»ØÕý³£½á¹û,ÓÃfirebug²é¿´"ÏìÓ¦"²¿·Ö,µÃµ½µÄÊÇÒ»¸öjson×Ö·û´®{data : '11111'}
Ò³Ãæµ÷ÓÃ:
JScript code:
var jsonString = Ext.util.JSON.decode(response.responseText);
Ext.MessageBox.alert("result : ", jsonString.data);
Servlet´úÂë:
Java code:
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
response.setContentType("text/html;charset=UTF-8");
String username = request.getParameter("username");
String password = request.getParameter("password");
System.out.println(username + "\t" + password);
PrintWriter out = response.getWriter();
out.println("{data : '11111'}");
out.flush();
out.close();
}
µ«Êǵ±ÎÒµÄURL¶¨Ïòµ½phpµÄʱºò£¬³É¹¦Êdzɹ¦ÁË,µ«·µ»ØµÄ½á¹ûÊÇÕû¸öPHPÎļþµÄ´úÂë,È»ºóalert³öÀ´ÊÇ¿ÕÖµ,firebugÀïµÄ"ÏìÓ¦²¿·ÖÊÇÕû¸öPHPÎļþµÄ´úÂë,²»ÊÇjson×Ö·û´®",ÒªÔõô×ö²ÅÄÜÄõ½"data"Õâ¸öÖµ?
php´úÂë:
PHP code
Code highlighting produced by Actipro CodeHighlighter
Ïà¹ØÎÊ´ð£º
mssql_select_db("f1",mssql_connect("localhost","sa","sa"));
mssql_select_db("f2",mssql_connect("192.168.0.1","sa","sa") ......
1¡¢ÊDz»ÊÇPHPÖÐÖ»ÄÜʹÓÃmysql_query("update user_aa set money=money2-".$bpanmm." where uid=".$userppp);¸üÐÂÊý¾Ý£¿£¿£¿
2¡¢PHP¸üÐÂmysql_fetch_row($res)Óëmysql_fetch_array($res)ÖеÄÊý¾ ......
ÏÖÓÐÒ»PHP¿Õ¼ä£¬Ö§³ÖMYSQLÊý¾Ý¿â
Ϊ½ÚÊ¡·ÑÓã¬ÏÖÏëͨ¹ýÓòÃûתÏòĿ¼ÐÎʽ½øÐйÜÀí£¨¼´½«ÓòÃûA¼Ç¼£Û°üÀ¨¶¥¼¶ÓòÃû¼°¶þ¼¶ÓòÃû£Ý¶¼Ö¸Ïòͬһ¿Õ¼ä£©
È磺·ÃÎÊÓòÃû abcd.cn Ö±½Ó·ÃÎÊÍøÕ¾¸ùĿ¼
·ÃÎʶþ¼¶ÓòÃû ef.abcd.cn ......
ÎÊÌâ: ÏÖÔÚÌá½»Ö®ºó¾Í²»ÄÜÌøµ½ajax.jsÖÐÖ¸¶¨µÄservlet
¶øÊÇÓÖÖØÐ½øÈëµ½ÁËpub_hotel_t.jspÒ³Ãæ. Ò²¾ÍÊÇûÓÐÖ´Ðе½ajaxÀïÃæÈ¥ ´ó¼Ò°ïæ¿´¿´ÊÇʲôÔÒò°É.
ÊDz»ÊǺÍÌá½»µÄ°´Å¦ÓйØÄ ......
¼±Çó£ºÔÚphp½Å±¾ÀïÔõôµ÷ÓÃjsÎļþÀï·½·¨£¿
»òÕßÔÚjsÎļþÀïµ÷ÓÃphpÎļþдµÄseesion£¿
PHP¸ÕÈëÃÅѧϰ,ÓÑÇé¶¥Ò»¸ö
¼±Çó£ºÔÚphp½Å±¾ÀïÔõôµ÷ÓÃjsÎļþÀï·½·¨£¿
//echo '<script>alert("ok");< ......