JavaScript Reference/Javascript Methods/alert
"alert()" Example
<html>
<body>
<input type="button" onClick="alert("This is an alert window");" value="Click me">
</body>
</html>
"alert()" is applied to
+----------------+--------------------------------------------------------------+
| Applied_To |window |
+----------------+--------------------------------------------------------------+
"alert()" Syntax, Parameters and Note
Note:
An alert message in a dialog window.
Syntax:
window.alert(param1)
Parameters:
param1 Optional; the message.