This is a simple tutorial on how to create a Java Script alert.
In Java Script there is a predefined function called alert() we now just invokes that function. Here we create a button and when button is clicked we call the alert() function with a custom text .
Lets see,
PROGRAM :
OUTPUT :
Click the button to show an alert box.
In Java Script there is a predefined function called alert() we now just invokes that function. Here we create a button and when button is clicked we call the alert() function with a custom text .
Lets see,
 |
| Java Script alert Example |
 |
| Java Script alert Example |
PROGRAM :
<!DOCTYPE html>
<html>
<body>
<p>Click the button to display an alert box.</p>
<button onclick="alert('This is a sample alert !');">Click me</button>
</body>
</html>
OUTPUT :
Click the button to show an alert box.
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