JSFiddle - React, Tailwind, and code Playground
JavaScript
const str = new String("abc");
str.myNewProperty = "some value";
alert(str.myNewProperty);
str.myNewProperty = "a new value";
alert(str.myNewProperty);
const str = new String("abc");
str.myNewProperty = "some value";
alert(str.myNewProperty);
str.myNewProperty = "a new value";
alert(str.myNewProperty);