ExtJs动态生成复选框详解编程语言

var old_value = Ext.get("fgzr_select").getValue()  
if(old_value == ""){ 
    document.getElementById("fgzr_select").value = value; 
}else{ 
    document.getElementById("fgzr_select").value = old_value + ";" + value; 
} 
var _checkbox=new  Ext.form.Checkbox({    
            id:"fgzr_"+value,                
    name:"fgzr_check", 
    //labelSepartor: "：", 
    labelSeparator:'', 
    style:"display:none;", 
    boxLabel : value,                   
    inputValue : value 
}); 
/*if(result[i].tjzdbm=='OD_RANGE'){//OD范围必选 
    _checkbox.checked=true; 
}*/ 
Ext.getCmp('fgzr_select_field').add(_checkbox); 
Ext.getCmp('fgzr_select_field').doLayout();