[code="java"]
//页面加载时执行的操作-------------------------------------------------
Ext.onReady(function(){
syncRequest('/KJ222/CountWork11/header');
});
//同步请求
var syncRequest = function(url) {
var conn = Ext.lib.Ajax.getConnectionObject().conn;
try {
conn.open("POST", url, false);
conn.send(null);
} catch (e) {
Ext.Msg.alert('info','error');
return false;
}
alert(conn.responseText)
return Ext.decode(conn.responseText);
}
[/code]
执行这段代码发送了2次请求。不知是什么原因