Finding text (multiple times) and highlighting

Question

I would like to find all the instances of a word in a Google doc and highlight them (or comment - anything so it stands out). I have created the following function, but it o

Answer 1

Well, simple javascript is enough,

var search = searchtext;
var index = -1;

while(true)
 {
   index = text.indexOf(search,index+1);

   if(index == -1)
     break;
   else
     /** do the required operation **/
 }

Hope this helps!