How to hide a rows in table with jQuery selection

Question

here is my table: http://i.stack.imgur.com/sFwZR.jpg

Here i have a table and i need to hide all rows (tr), where Course (table's td) is 2 (for example), and left other rows. And second case is to left all exept where course is 2 (for example). Please, can you suggest me how to do it correct?

Answer 1

This Should work fine..

$('#yourTableID tr').each(function(){
    if($(this).find('td:eq(1)').text().trim()=='2'){
        $(this).hide();
    }
});