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In JavaScript, what is the role of the parseInt() method?

WBOYforward: 2023-08-26 19:25:111482browse

Use the parseInt() method in JavaScript to parse a string and return an integer. You can also set the number system as the second parameter.

Example

You can try running the following code to learn how to use the parseFloat() method in JavaScript.

<!DOCTYPE html>
<html>
   <body>
      <script>
         var val1 = parseInt("20.50");
         var val2 = parseInt("30 minutes");
         var val3 = parseInt("20",16);
         
         document.write(val1);
         document.write("<br>"+val2);
         document.write("<br>"+val3);
      </script>
   </body>
</html>

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In JavaScript, what is the role of the parseInt() method?

Example

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