js与native交互方式

JS function
sendInfoToNativeByIframe:function(src){
        var iframe = document.createElement('iframe');
        iframe.style.display = 'none'; 
        iframe.src=src;
        document.body.appendChild(iframe);
        document.body.removeChild(iframe);
}
调用：
var src = 'initRequest:{"type":"forum","edit":"true"}';
HW.Tools.sendInfoToNativeByIframe(src);