jquery select element inside element

JavaScript
$( "li.item-ii" ).find( "li" ).css( "background-color", "red" );
$("input[type='submit']").click(function() {
    if ($(".Mandatory").length > 0) {
        // Do some code here
    }
});
$("#moo") > $("#foo #moo") > $("div#foo span#moo") > $("#foo span") > $("#foo > #moo")

Source

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