| Hidden input element | |
| PASS Value returns the current value for hidden | |
| PASS Setting value changes the current value for hidden | |
| PASS files attribute must return null for hidden | |
| PASS valueAsDate attribute must return null for hidden | |
| PASS valueAsNumber attribute must return NaN for hidden | |
| PASS list attribute must return null for hidden | |
| PASS stepDown does not apply for hidden | |
| PASS stepUp does not apply for hidden | |
| PASS input type=hidden is barred from constraint validation | |