JAVASCRIPT

how to get class name in jquery

var className = $('#sidebar').attr('class');

how to find a name of class from page in jquery

if ($(".Mandatory").length > 0) {
    // Do stuff with $(".Mandatory")
    $(".Mandatory").each(function() {
        // "this" points to current item in looping through all elements with
        // class="Mandatory"
        $(this).doSomejQueryWithElement();
    }); 
}

how to find a name of class from page in jquery

$("input[type='submit']").click(function() {
    if ($(".Mandatory").length > 0) {
        // Do some code here
    }
});

how to find a name of class from page in jquery

if ($('.Mandatory').length > 0) {
  //do your thing
}

how to find a name of class from page in jquery

$('.Mandatory').each(function(){
  //do your thing
});