JAVASCRIPT

differecne between console.log() and console.dir()

var str = "Howdy GeeksforGeeks"
var geek = {
  book: "harrypotter",
  price: "2000"
};
var geek2 = [10, 20, 30];
console.log(str);
console.dir(str);
console.dir(geek);
console.log("geek (log) = ", geek);
console.dir(geek2);
console.log("geek2 (log) = ", geek2);

// Prints only string as dir() takes 
// only one parameter. 
console.dir("geek2 (dir) = ", geek2);

console.dir vs console.log

> console.log([1,2,3])
[1, 2, 3]

> console.dir([1,2,3])
* Array[3]
    0: 1
    1: 2
    2: 3
    length: 3
    * __proto__: Array[0]
        concat: function concat() { [native code] }
        constructor: function Array() { [native code] }
        entries: function entries() { [native code] }
        ...