Want to add each li in loop using jquery

Hello i want to use each li id in jquery i tried that is that right to get each li id in ajax call:

var selected_tab = $(‘li’).find(‘a.selected’).attr(‘id’);

var list = [];
$(‘#apendata-‘+selected_tab+’ li’).each(function() {
var id = $(this).attr(‘id’).split(‘-‘)[1];
list.push(id);
//alert(id);
});