Adding Radio Buttons, Checkboxes & Lists for User Input to HTML Forms - Video & Lesson Transcript | Study.com
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![If radio buttons are required but not filled form is nevertheless submitted [#2856795] | Drupal.org](https://www.drupal.org/files/issues/Screen%20Shot%202017-03-06%20at%209.23.01%20AM.png "If radio buttons are required but not filled form is nevertheless submitted [#2856795] | Drupal.org")
If radio buttons are required but not filled form is nevertheless submitted [#2856795] | Drupal.org
jQuery Required Field Validation on Submit — CodeHim
HTML | <input> required Attribute - GeeksforGeeks
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![Radios element missing "required" attribute [#2951317] | Drupal.org](https://www.drupal.org/files/issues/2019-07-25/aria-required.png "Radios element missing \"required\" attribute [#2951317] | Drupal.org")
Radios element missing "required" attribute [#2951317] | Drupal.org
html - checked="checked" on radio button seems not to work - Stack Overflow
How to Use the “required” Attribute with the Radio Input Field
![If radio buttons are required but not filled form is nevertheless submitted [#2856795] | Drupal.org](https://www.drupal.org/files/issues/Screen%20Shot%202017-06-11%20at%209.14.37%20PM.png "If radio buttons are required but not filled form is nevertheless submitted [#2856795] | Drupal.org")
If radio buttons are required but not filled form is nevertheless submitted [#2856795] | Drupal.org
Adding Radio Buttons, Checkboxes & Lists for User Input to HTML Forms - Video & Lesson Transcript | Study.com
KendoUI Radio Buttons: how to | Document workflow using CouchDB & HTML5
