Data attribute value updated by jquery is not visible in DOM

Question

I am updating a data attribute by jQuery, Like:

jQuery(\'div\').data(\'hidden\', \'true\');
alert(jQuery(\'div\').data(\'hidden\'));

Data a

Answer 1

When you use .data() to update a data value, it is updating internal object managed by jQuery, so it will not be updated in the data-* attribute