I will be want to error msg of JavaScript on text box . like required. What do i.?

Question

I want edit required msg of html in any text box . Using by JavaScript.

Answer 1

When posting the data from the form check if the value of box is not equal to "" (i.e. nothing) , then display the required text message otherwise post the data on submit event

Answer 2

Yes u can do it using javaScript

Answer 3

Yes but I want to those messages are create by JavaScript

Answer 4

How can do it?