javascript JavaScript中的枚举和词典，循环/枚举javascript对象

Posted 2021-05-04

var reasons = {
  '0' : 'Lorem',
  '1' : 'Ipsum',
  '2' : 'Dolor',
  '3' : 'Sit'
};

for (var key in reasons) {
  console.log(key, reasons[key]);
}

var myEnum = {
    FCL: {name: "small", value: 1, code: "S"},
    LCL: {name: "medium", value: 2, code: "M"},
    AIR: {name: "large", value: 3, code: "L"}
};

console.log(myEnum.FCL);
console.log(myEnum['FCL']);

var myEnumo = {
    1: {name: "small", value: 1, code: "S"},
    2: {
    	FCL: {name: "fcl", value: 1, code: "S"},
      AIR: {name: "air", value: 1, code: "S"}
    },
    3: {name: "large", value: 3, code: "L"}
};

console.log(myEnumo[3]);
console.log(myEnumo[2].AIR); // tipo 2, subtipo AIR

var transportType = 'AIR';
console.log(myEnumo[2][transportType]); // interpolar variable para acceder a valor