# Display error if email input text field is missing "@" or "."

**URL:** <https://forum.kirupa.com/t/display-error-if-email-input-text-field-is-missing-or/321118>\
**Category:** flash\
**Created:** [April 11, 2011, 12:32pm UTC](https://forum.kirupa.com/t/display-error-if-email-input-text-field-is-missing-or/321118 "2011-04-11T12:32:06Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![svimp](https://avatars.discourse-cdn.com/v4/letter/s/4af34b/32.png) [@svimp](https://forum.kirupa.com/u/svimp)\
**Post date:** [April 11, 2011, 12:32pm UTC](https://forum.kirupa.com/t/display-error-if-email-input-text-field-is-missing-or/321118/1 "2011-04-11T12:32:06Z")

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Hello i have a form that contain an email field , if user doesn’t fill the field in this form : "mail@mail.com" an error will be displayed . How to do it?:luigi:

THanks!