Pass parameters to WebView in Android

The html you want to display in WebView and pass a string to it. Create the file at app/src/main/assets/html/index.html

    
        
        
        
        
    
    
        
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The WebView in a layout file for rendering html pages.

The Android code to load a local html page and pass a string to it.

WebView wvContent = (WebView) findViewById(R.id.wv_html_content);
WebSettings webSettings = wvContent.getSettings();
webSettings.setJavaScriptEnabled(true);
wvContent.setWebViewClient(new WebViewClient() {
@Override
public void onPageFinished (WebView view, String url) {
    if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.KITKAT) {
        view.evaluateJavascript("loadMsg('How are you today!')", null);
    } else {
        view.loadUrl("javascript:loadMsg('How are you today!')");
    }
}
});
wvContent.loadUrl("file:///android_asset/html/index.html");