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Prototype evalJSON() Method


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This method evaluates the JSON in the string and returns the resulting object. If the optional sanitize parameter is set to true, the string is checked for possible malicious attempts and eval is not called if one is detected.

Syntax:

string.evalJSON([sanitize = false]);

Return Value:

  • Returns a string

Example:

<html>
<head>
<title>Prototype examples</title>
<script type="text/javascript" 
   src="/javascript/prototype.js">
</script>
<script>

function showResult(){

  var str = '{ "name": "Violet", "occupation": "character" }';
  var person = str.evalJSON();

  alert( "Name :" + person.name);
  alert( "Occupation :" + person.occupation);
}

</script>
</head>

<body>

  <p>Click the button to see the result.</p>
  <br />
  <br />
  <input type="button" value="Result" onclick="showResult();"/>

</body>
</html>

To understand it in better way you can Try it yourself.



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