/Javascript/jQuery/How to find whether empty or not using jQuery

How to find whether empty or not using jQuery

Jquery if null or empty

if (jQuery('#something').val().length != ''){}
or
if (jQuery('#something').val().length != 0){}

1

How to find whether empty or not using jQuery

if ($('div.element').is(':empty')) {
    alert('is empty');
}
else {
    alert('not empty');
}

0

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