JavaScript dynamic prompts input box input Word number method _javascript tips

The example in this article describes how JavaScript dynamically prompts the input box to enter the word number. Share to everyone for your reference. Specifically as follows:

In the QQ space has a small note so a function, as you enter in the text box how many words, the above will be dynamic prompts you "have entered how many words" and "can also input how many words", feel very good, so I also try to do, hehe.

At the beginning, I think a lot of people first feel is through JS onkeydown or onkeyup to do, found that can also use Focus + setinterval () +blur to achieve the effect we need, so very soon I use this method of my rough wrote a bit, achieved the desired effect.

<! DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML 1.0 strict//en" 
"HTTP://WWW.W3.ORG/TR/XHTML1/DTD/XHTML1-STRICT.DTD" >
 
 

I hope this article will help you with your JavaScript programming.