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javascripthtmlobjective-ciosuiwebview

iphone - Getting data from uiwebview textfield


Am developing an app which load a HTML page into uiwebview - that html file contains text-filed and drop-down list, text-boxes etc..

Here How to get values which user has entered in that text-filed and answers selected from drop-down(picker).

Thanks


Solution

  • You can use [UIWebView stringByEvaluatingJavascriptFromString:] method and get the values by executing the javascript.

    Example: If your html is:

    <html>
      <body>
          <input id="myId" type="text" value="TextValue"/>
      </body>
    </html>
    

    Following code can get you the value of the text field:

       NSString* value = [webView stringByEvaluatingJavaScriptFromString:@"document.getElementById('myId').value"];