Cross-browser method to prevent all methods of text copying from a textarea?

Question

I am working on an online typing software. In the typing software, all is going well but I have the problem of dishonest users who might possibly type the text into the text

Answer 1

You can try to use the following jQuery code:

$('input[type=text],textarea').bind('copy paste cut drag drop', function (e) {
   e.preventDefault();
});