JSFiddle - React, Tailwind, and code Playground

by brombomb

JavaScript

// Code 1
var RE = /\d{3}-\d{3}\-d{4}/;


// Code 2
var i = 1;

function test() {
    for (i = 0; i < 5; i++;) {
    }

    console.log(i);
}

test();

console.log(i);

// Code 3

jQuery() {
    methodName: function (selector) {
        var className = " " + selector + " ",
            i = 0,
            l = this.length;
        
        for (; i < l; i++) {
            if (this[i].nodeType === 1 && (" " + this[i].className + " ").replace(rclass, " ").indexOf(className) >= 0) {
                return true;
            }
        }

        return false;
    },
}