var contacts = [
    {
        "firstName": "Akira",
        "lastName": "Laine",
        "number": "0543236543",
        "likes": ["Pizza", "Coding", "Brownie Points"]
    },
    {
        "firstName": "Harry",
        "lastName": "Potter",
        "number": "0994372684",
        "likes": ["Hogwarts", "Magic", "Hagrid"]
    },
    {
        "firstName": "Sherlock",
        "lastName": "Holmes",
        "number": "0487345643",
        "likes": ["Intriguing Cases", "Violin"]
    },
    {
        "firstName": "Kristian",
        "lastName": "Vos",
        "number": "unknown",
        "likes": ["JavaScript", "Gaming", "Foxes"]
    }
];

function lookUpProfile(name, prop) {
    for (let i = 0; i < contacts.length; i++) {

        if (name != contacts[i]['firstName']) {
            result = 'No such contact';
        } else if (contacts[i][prop] == undefined) {
            result = 'No such property';
        }
            else if (name == contacts[i]['firstName'] && contacts[i][prop] != undefined) {
            result = contacts[i][prop];
        } else {console.log('omg');}

    }
    return result;
}

console.log(lookUpProfile('Kristian', 'likes'));
console.log(contacts.length);