disable bootstrap select option using javascript

Question

I attempt to disable my specific bootstrap select option using javascript.

I know how to disable \"normal select option\", but when using bootstrap select it just di

Answer 1

Try this

function disableDropdown(){
  var selectobject;
  selectobject=document.getElementById("dropdownBranch");
  selectobject.options[3].disabled=true;

  selectobject=document.getElementById("pureDropDown").getElementsByTagName("option");
for(z=0;z

}