Validate element content model (element-permitted-occurrences
)
Some elements may only be used a fixed amount of times in given context.
Rule details
Examples of incorrect code for this rule:
<!-- table footer can only be used once -->
<table>
<tfoot></tfoot>
<tfoot></tfoot>
</div>
Examples of correct code for this rule:
<table>
<tfoot></tfoot>
</table>