Ext.onReady(function() { store=new Ext.data.JsonStore({ //接收数据格式应该为:[{sty_id:"...",sty_stype:"...."},{sty_id:"....",sty_stype:"..."},....,{}] url:'get.php', data:[], fields:[ {name:'sty_id'}, {name:'sty_stype'} ] }); function send_checkboxvalue(){ var arr=[];//创建一个数组 var cks = proform.findByType('checkbox'); //通过findByType获取对象checkbox for(var i=0;i<cks.length;i++){ var ck = cks[i]; if(ck.checked){ arr.push(ck.inputValue); //这里值的是sty_id } }; Ext.Ajax.request({ url: 'get.php', method: "post", success: function() {Ext.Msg.alert("提示","注册成功");}, failure: function(){Ext.Msg.alert("提示","向后台发送数据错误,请重新检查服务器!");}, params:Ext.encode(arr) }); } proform = new Ext.FormPanel({ title:"<font size=2>动态显示</font>", id:'form', height:400, layout:'absolute',//这里用的是绝对位置,方便布局 labelWidth:400, width:600, frame:true, items:[ {xtype:'button', name:'btn', x:150, y:50, text:'<font size=2>点击发送checkbox的值(inputvalue)</font>', handler:function(){send_checkboxvalue();} } ] }); store.on("load",function(){ //加载完后执行函数 var size = store.getTotalCount(); // 获得通过Ext.FormPanel的id获取组件,并返回form var form= Ext.getCmp("form"); for(var i=0;i<size;i++){ var sty_id = store.getAt(i).get("sty_id"); var sty_stype = store.getAt(i).get("sty_stype"); var _x=15+(i%2)*80; var _y=40+(i-i%2)*30; var check_box = new Ext.form.Checkbox({ id:"sty_id"+i, x:_x, y:_y, name:"sty_stype"+i, boxLabel : store.getAt(i).get("sty_stype"), //labelSeparator:"", // 当没有标题时,不要 “:” 号,不要标题分隔 inputValue :store.getAt(i).get("sty_id") }); form.add(check_box); //form添加一个check_box,然后返回 }; proform.render('formpanel'); }) store.load(); })