This tutorial shows you how to use javascript popup window to alert a message box.
JavaScript provides various integration functions for displaying messages for different purposes, for example to display a simple message or display a message and receive the user's confirmation.
Alert Box
The Alert box lets you display a message, similar message box in the windows forms
alert("Welcome to c-sharpcode.com !");
Confirm Box
The confirm box allows you to display a confirmation message, similar confirmation message box in the windows forms
if (confirm("Are you sure want to delete this record?") == true) {
//delete
} else {
//cancel
}
Prompt Box
The Prompt Box allows you to enter a value, then you can get the return value from the prompt box
var value = prompt("Please enter a text", "c-sharpcode");
if (value != null) {
alert(value);
}