JSFiddle - React, Tailwind, and code Playground
by Fabian Allel
JavaScript
String.prototype.esPar=function(){
return (this%2)==0? true: false;
};
console.log("2".esPar());
console.log("2".toString());
String.prototype.esImpar=function(){
return (this%2)==0? false: true;
};
console.log("2".esImpar());
console.log("2".toString());