How to check input text into web form? java script

Posted by butteff on Stack Overflow See other posts from Stack Overflow or by butteff
Published on 2010-05-29T20:18:32Z Indexed on 2010/05/29 20:22 UTC
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JavaScript

how to check input text before POST operation? it must be numbers only

<form method="post" action="credit.php">
????? ???????: <input type="text" name="sum"> <br />
?????? ?????: <input type="text" name="pv"> <br />
????: <input type="text" name="srok"> <br />
?????????? ??????: <input type="text" name="percent"> <br />
<input type="submit">
</form>

sorry for my bad english.

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Developer IT

How to check input text into web form? java script - Developer IT

How to check input text into web form? java script

JavaScript

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