Android WebView调用js传参

html中js片段

<script type="text/javascript">    function setVerson(newVerson)    {        var object = document.getElementById("verson");        object.innerHTML = newVerson;    }</script>

Android代码片段

//支持js      webSettings.setJavaScriptEnabled(true);//    wv_detail.loadUrl("http://m.xiezipai.com/apphtml/index.html");      wv_detail.loadUrl("file:///android_asset/about.html");//    String version = "javascript:setVerson(' "+ 220 +" ')";      wv_detail.setWebViewClient(new WebViewClient(){         @Override         public void onPageFinished(WebView view, String url) {            view.loadUrl("javascript:setVerson(' "+getVersionName()+" ')");         }      });