javascript check type of object

1typeof("string"); //string
2typeof(123); //number

1//checks if is object, null val returns false
2function isObject(val) {
3    if (val === null) { return false;}
4    return ( (typeof val === 'function') || (typeof val === 'object') );
5}
6var person = {"name":"Boby Snark"};
7isObject(person);//true

1typeof yourVariable === 'object' && yourVariable !== null

1var x = "Hello World";
2typeof x; // "string"