How can I check whether a option already exist in select by JQuery

Question

How can I check whether a option already exist in select by JQuery?

I want to dynamically add options into select and so I need to check whether the option is alread

Answer 1

Does not work, you have to do this:

if ( $("#your_select_id option[value='enter_value_here']").length == 0 ){
  alert("option doesn't exist!");
}