eval() function in JavaScript

The eval() function accepts a string value which holds JavaScript code. This function executes the given code and returns the result of the code.

Syntax

Its Syntax is as follows

eval(32*45);

Example

Live Demo

<html>
<head>
   <title>JavaScript Example</title>
</head>
<body>
   <script type="text/javascript">
      document.write(eval(32*45));
      document.write("<br>");
      document.write(eval(new String("Hello welcome to Tutorialspoint")));
   </script>
</body>
</html>