HTML tag Validation

This java script function will help you to validate the html data typed into the text box. It prints whether the data typed into the form is valid or not.


  • The javascript function will help you to find whether data entered into textbox has valid HTML tags(<>) or not.
  • This can also be used for form validation, to check whether the form has valid html tag or not.
  • Just copy the code in to your page and use it.


Enter HTML data


<!--Script by>
<!-- more scripts @ -->
<script type="text/javascript">
function validate()
alert("No HTML Tag");
alert("Contains HTML Tag");
<input type=text name=exp id=exp />
<input type=button value=Enter onClick="validate()">
<!-- Script by -->
  • Release Date - 02-01-2007
  • Get free version without ©copyright link for just $5/-
  • For customization of this script or any script development, mail to


  • Just copy the code and use it for free.


  • The javascript (misspelled as java script) is given under GPL License.
  • i.e. Free use for those who use it as it is.
  • Free, if your modification does not remove our copyright information and links.
  • Detailed License information can be found here.
  • You can purchase the script if your requirements does not meet GPL License terms.

Related Scripts

Free Javascript Scripts