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Objec.assign & bug

shallow copy

https://developer.mozilla.org/zh-CN/docs/Web/JavaScript/Reference/Global_Objects/Object/assign#Deep_Clone

const log = console.log;

let status = {
  r: 0,
  x: 0,
  y: 0,
  w: 0,
  h: 0,
};

let obj = {
  x: 100,
};

let result = Object.assign({}, status, obj);
// let result = {...status, ...obj};

log(`bug `, result);

chrome browser bug

https://repl.it/@xgqfrms/object-assign-and-browser-bug

chrome bug ???

OK

Deep Clone

1. JSON.parse(JSON.stringify(obj));

2. lodash

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