JSFiddle - React, Tailwind, and code Playground

by kalar su

HTML

<div id="result"></div>

JavaScript

//remove duplicated element from array
var arr = ['apple','orange','pear','orange','apple','orange','kiwi'];
function removeDuplicated(arr){
  var newArr
	return newArr = arr.reduce(function(pre,next){
		if(pre.indexOf(next)<0) pre.push(next);
		return pre;
	},[]);
}
var thisDiv = document.getElementById("result");
thisDiv.innerHTML = removeDuplicated(arr).valueOf();
console.log(removeDuplicated(arr).valueOf());