JSFiddle - React, Tailwind, and code Playground

by dmethvin

JavaScript

var isNumeric = function( obj ) { 
    return !isNaN(parseFloat(obj)) && isFinite(obj); 
};


function Traditionalists(n)
{
    this.value = n;
    this.toString = function(){
        return String(this.value);
    };
}

var album = new Traditionalists(42);

console.log( jQuery.isNumeric(album) );
console.log( isNumeric(album) );