Javascript 문제

javascript-quiz.js

var yangpa5 = "Marry me";

function print_value() {
    console.log(yangpa5);

    var yangpa5 = "나 때문에";
    console.log(yangpa5);

    function nested() {
        console.log(yangpa5);

        yangpa5 = "사랑...그게뭔데";
        console.log(yangpa5);

        var yangpa5 = "한 사람";
        console.log(yangpa5);
    }
    nested();
}
print_value();

javascript-quiz2.js

var name = "javarouka";
var introduce = function () {
    var intro = "My name is ";
    if (!name) {
        var name = "unknown"
    }
    return intro += name;
}
console.log(introduce());

javascript-quiz3-explanation.js

var myName = undefined;
function myName() {
	return 'bar';
}
console.log(myName());
myName = 'foo';
console.log(myName);

javascript-quiz3.js

console.log(myName());
var myName = 'foo';
function myName() {
    return 'bar';
}
delete myName;
console.log(myName);