Android WebView JavaScript
How to run javascript in Android WebView
Use loadUrl, URL should starts with “javascript:”.
WebView webView = (WebView)findViewById(R.id.rakutensignin); webView.getSettings().setJavaScriptEnabled(true); webView.loadUrl("javascript:document.form.namelabel.value=UserName");
Actual javascript codes are after “javascript:”
Be careful, to make JavaScriptEnabled enbled.