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toggles checkboxes on and off with jquery. If one check box changes (mainsub), then the other checkboxes (interest) change.
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| <!-- toggles checkboxes on and off with jquery. If one check box changes (mainsub), then the other checkboxes (interest) change. | |
| <html> | |
| <script src="https://code.jquery.com/jquery-3.6.0.slim.min.js" integrity="sha256-u7e5khyithlIdTpu22PHhENmPcRdFiHRjhAuHcs05RI=" crossorigin="anonymous"></script> | |
| <body> | |
| <input type="checkbox" class="interest" /> | |
| <input type="checkbox" class="interest" /> | |
| <input type="checkbox" class="interest" /> | |
| <input type="checkbox" class="mainsub" /> | |
| <span id="message">this is a message!</span> | |
| <script> | |
| $('input.mainsub').on('change', function() { | |
| $('#message').hide(); | |
| if ($('input.mainsub').is(':checked')) { | |
| $('input.interest').not(this).prop('checked', true); | |
| } | |
| else { | |
| $('input.interest').not(this).prop('checked', false); | |
| } | |
| }); | |
| $('input.interest').on('change', function() { | |
| $('#message').hide(); | |
| if ($('input.mainsub').is(':checked')) { | |
| $('input.mainsub').not(this).prop('checked', false); | |
| } | |
| else if ($('.interest:checked').length == $('.interest').length) { | |
| $('input.mainsub').not(this).prop('checked', true); | |
| } | |
| }); | |
| </script> | |
| </body> | |
| </html> |
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