JSFiddle - React, Tailwind, and code Playground
JavaScript
var arr = "asdasdasdasfdafasf";
function foo(arr){
for (var i = 0; i < arr.length; i++) {
var obj = {}; // создание объекта
if(!(obj[arr[i]] == arr[i])){
obj[arr[i]] = arr[i];
}
}
return obj;
}
console.log(foo(arr));