https://legacy.forums.gravityhelp.com/topic/restricting-input-in-a-text-filed-to-english-charaters Gravity Support Forums Topic: Restricting Input in a Text Filed to English Charaters en-US Mon, 06 Apr 2026 23:45:31 +0000 http://bbpress.org/?v=1.0.1 q https://legacy.forums.gravityhelp.com/search.php https://legacy.forums.gravityhelp.com/topic/restricting-input-in-a-text-filed-to-english-charaters#post-29846 Tue, 12 Jul 2011 19:43:20 +0000 ganymede 29846@https://legacy.forums.gravityhelp.com/ <p>Maybe I should look at making sure the characters are valid not invalid. </p> <p>If there was a definition of all the valid English characters then I could check that the input characters are all in the set.</p> <p>Cheers<br /> Mike </p> https://legacy.forums.gravityhelp.com/topic/restricting-input-in-a-text-filed-to-english-charaters#post-29792 Tue, 12 Jul 2011 12:32:27 +0000 Carl Hancock 29792@https://legacy.forums.gravityhelp.com/ <p>I haven't seen any code snippets or examples that do this, but it's possible to write your own custom validation using the gform_validation hook. Here is a tutorial on how to use the gform_validation hook:</p> <p><a href="http://www.gravityhelp.com/documentation/page/Using_the_Gravity_Forms_%22gform_valiation%22_Hook" rel="nofollow">http://www.gravityhelp.com/documentation/page/Using_the_Gravity_Forms_%22gform_valiation%22_Hook</a> </p> https://legacy.forums.gravityhelp.com/topic/restricting-input-in-a-text-filed-to-english-charaters#post-29760 Tue, 12 Jul 2011 04:16:22 +0000 ganymede 29760@https://legacy.forums.gravityhelp.com/ <p>Hi,</p> <p>Has anyone done this type of thing before or know any examples where I code get a code snippet to use as validation. I need to exclude info being entered in Chinese to a form text field.</p> <p>Thx,<br /> Mike </p>