jquery remove elements which are not in array

Question

In the following code how to remove the .e_data which is greater than s_arr.topics.length For example if s_arr.topics.length = 2 and $(".e_data").length = 5 ..Then in this case want to remove the elements 3rd .e_data,4th .e_data,5 .e_data how to do this

if($(".e_data").length > s_arr.topics.length)
{
$('.e_data').last().remove();
}

• Aldi Unanto: Do you mean want to delete a tag which has length greater than s_arr.topics.length ?

Answer 1

You can use slice():

$(".e_data").slice(s_arr_topics.length).remove();