Javascript Object
<script>
// car : 객체
// company : 객체안의 객체
// run : 객체안의 함수
// name, model, color.. : 객체값
var car = {
name: "Car1",
model: 400,
color: "black",
company: {
start: 1997,
logo: "star"
},
run: function() {
// this or car 라고 해줘야함
console.log(this.name + " is running");
}
};
// 같은형식
console.log(car.name);
console.log(car["name"]);
car["name"] = "car2";
console.log(car["name"]);
console.log(car.model);
car.model = "500";
console.log(car["model"]);
console.log(car.color);
console.log(car.company.start);
car.run();
var arr = [1, 2, 3, 4, 5];
for (var i = 0; i < arr.length; i++) {
console.log(arr[i]);
}
console.log("=========");
for (var i in arr) {
console.log(arr[i]);
}
</script>