카타 8급 Regular Ball Super Ball

1 개요

카타 8급 C

#	🔗	문제	풀이

2 JavaScript

var Ball = function(ballType) {
  this.ballType = ballType || 'regular';
};

var Ball = function(ballType) {
  this.ballType = ballType ? ballType : "regular";
};

var Ball = function(ballType) {
  this.ballType = ballType==undefined ? 'regular' : ballType;
};

var Ball = function(ballType) {
    this.ballType = typeof ballType !== 'undefined' ? ballType : 'regular';
};

var Ball = function(ballType = "regular") {
  this.ballType = ballType;
};

class Ball {
  constructor(ballType = "regular") {
    this.ballType = ballType;
  }
}