JSFiddle - React, Tailwind, and code Playground

JavaScript

function search(start,end,searchItem){
  var result ='';

  for(var start=0;start<=end;start++)
  {
    
    if((start+'').indexOf(searchItem+'') >=0)
      {
        result += '' + start + ',';
      } 
    
  }
    return result;    
  }

alert(search(1,20,2));