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What is the usage of onblur event in JavaScript?


The blur event triggers when object lose focus. You can try to run the following code to learn how to implement onblur event in JavaScript.

Example

<!DOCTYPE html>
<html>
   <body>
      <p>Write below:</p>
      <input type = "text" onblur = "newFunc(this)">
      <script>
         function newFunc(a) {
            a.style.background = "green";
         }
      </script>
   </body>
</html>