https://terracoders.com/ en https://terracoders.com/blog/form-validation-require-least-one-checkbox-submit <span property="schema:name" class="field field--name-title field--type-string field--label-hidden">Form Validation: Require at Least One Checkbox Before Submit</span> <span rel="schema:author" class="field field--name-uid field--type-entity-reference field--label-hidden"><span lang="" about="/user/1" typeof="schema:Person" property="schema:name" datatype="">Terra.Coders</span></span> <span property="schema:dateCreated" content="2020-03-20T05:15:25+00:00" class="field field--name-created field--type-created field--label-hidden">Thu, 03/19/2020 - 23:15</span> Fri, 20 Mar 2020 05:15:25 +0000 Terra.Coders 21 at https://terracoders.com