Skip to content
Related Articles

Related Articles

Improve Article

How to add a new line in the alert box ?

  • Last Updated : 20 May, 2019

To add a new line to the content of alert box we are going to use \n backslash(n).

Example-1: This example adds \n between the 2 lines to the text of alert box.

Hey geek! The constant emerging technologies in the world of web development always keeps the excitement for this subject through the roof. But before you tackle the big projects, we suggest you start by learning the basics. Kickstart your web development journey by learning JS concepts with our JavaScript Course. Now at it's lowest price ever!




<!DOCTYPE HTML>
<html>
  
<head>
    <title>
        JavaScript |
      New line in alert box.
    </title>
</head>
  
<body style="text-align:center;"
      id="body">
    <h1 style="color:green;">  
            GeeksForGeeks  
        </h1>
    <p>
        Click on the button to pop 
      alert box with added new line.
    </p>
    <button onclick="gfg_Run()">
        click here
    </button>
    <script>
        var text =
            "This is line 1\nThis is line 2";
  
        function gfg_Run() {
            alert(text);
        }
    </script>
</body>
  
</html>

Output:

  • Before clicking on the button:
  • After clicking on the button:

Example-2: This example adds \n among the 3 lines to the text of alert box.




<!DOCTYPE HTML>
<html>
  
<head>
    <title>
        JavaScript 
      | New line in alert box.
    </title>
</head>
  
<body style="text-align:center;" 
      id="body">
    <h1 style="color:green;">  
            GeeksForGeeks  
        </h1>
    <p>
        Click on the button to pop
      alert box with added new line.
    </p>
    <button onclick="gfg_Run()">
        click here
    </button>
    <script>
        var text = 
            "This is first line\nThis is "+
            "middle line\nThis is last line";
  
        function gfg_Run() {
            alert(text);
        }
    </script>
</body>
  
</html>

Output:

  • Before clicking on the button:
  • After clicking on the button:



My Personal Notes arrow_drop_up
Recommended Articles
Page :