[Day14] Object and Arrays - Reference VS Copy

[Day14] Object and Arrays - Reference VS Copy

物件 阵列 传值及传址

需要用到的技巧与练习目标

1. 深层与浅层复制
2. slice()
3. concat()
4. ...
5. Array.from()
6. Object.assign()
7. JSON.parse()/JSON.stringify

const players=['Wes','Sarah','Ryan','Poppy'];

const team = players;
console.log(player)
//['Wes','Sarah','Ryan','Poppy']

plater[3]='Lex'
console.log(team)
//['Wes','Sarah','Lex','Poppy']

参考资料来源: