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Posted By

qrist0ph on 03/16/09


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ajax


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JSON Parsing

 / Published in: HTML
 
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  1. <html>
  2.     <head>
  3.         <title>Titel der Webseite</title>
  4.  
  5.         <script type="text/javascript" src="jquery-1.3.2.min.js"></script>		 
  6. 		<!-- Parser from rom http://www.json.org/ -->
  7. 		<script type="text/javascript" src="json2.js"></script>
  8.         <script type="text/javascript">     
  9. /*
  10.  * * Pyhton REQUEST Processing
  11.  * ------
  12.  * email = request.GET.get('name', False)
  13.  * passwort = request.GET.get('password', False)
  14.  * 
  15.  * Pyhton RESPONSE
  16.  * -----
  17.  * return HttpResponse(simplejson.dumps({'sessionid':request.session.id}),0, mimetype='application/javascript')
  18.  * 
  19.  */
  20. 	function parseJson(){	
  21. 	     /*
  22. 	      * WITH eval() WORKS FINE
  23. 	      */			
  24. 		 var jsonString ='{ name: "Ein Name", liste: [1,"zwei",3] }';
  25. 		 var myObject = eval('(' + jsonString + ')');
  26. 		 alert("eval1 " + myObject.name + "  " + myObject.liste[1]);
  27.  
  28. 		 /*
  29. 	      * WITH eval() WORKS FINE
  30. 	      */			
  31. 		 var jsonString ='{ "name": "Ein Name", liste: [1,"zwei",3] }';
  32. 		 var myObject = eval('(' + jsonString + ')');
  33. 		 alert("eval2 " + myObject.name);		 		 
  34.  
  35. 		 /*
  36. 	      * WITH JSON Parser WORKS FINE
  37. 	      */			
  38. 		 var jsonString ='{ "name": "Ein Name", "liste": [1,"zwei",3] }';				 
  39. 		 var myObject = JSON.parse(jsonString);
  40. 		 alert("JSON Parser " +myObject.name);
  41.  
  42. 		  /*
  43. 	      * WITH JSON Parser DOESNT WORK
  44. 	      */			
  45. 		  var jsonString ='{ name: "Ein Name", liste: [1,"zwei",3] }';				 
  46. 		  var myObject = JSON.parse(jsonString);
  47. 		  alert("JSON Parser " +myObject.name);
  48. 	 }	
  49.  
  50. 	/*
  51. 	 * Ajax XmlHttpRequest senden
  52. 	 */
  53. 	function sendData(){
  54. 		$.getJSON('/login_ajax/', {
  55. 			name: $("#username").val(),
  56. 			password: "einPassword"
  57. 		}, login_callback);
  58. 	}
  59.         </script>    
  60.     </head>
  61.     <body ">
  62.  
  63. 	    <input type="button"  value="Json Test" onclick="parseJson()">
  64.     </body>
  65. </html>

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