npm https://www.npmjs.com/package/deepmerge
Github https://github.com/TehShrike/deepmerge
UMD
https://unpkg.com/deepmerge@4.2.2/dist/umd.js

  1. npm i deepmerge
  • 数组默认不会合并

merge(x,y,[option])

  1. import merge from 'deepmerge';
  3. const x = {
  4.     foo: { bar: 3 },
  5.     array: [{
  6.         does: 'work',
  7.         too: [ 1, 2, 3 ]
  8.     }]
  9. }
  11. const y = {
  12.     foo: { baz: 4 },
  13.     quux: 5,
  14.     array: [{
  15.         does: 'work',
  16.         too: [ 4, 5, 6 ]
  17.     }, {
  18.         really: 'yes'
  19.     }]
  20. }
  22. deepmerge(x, y)
  24. // 输出
  25. {
  26.     foo: {
  27.         bar: 3,
  28.         baz: 4
  29.     },
  30.     array: [{
  31.         does: 'work',
  32.         too: [ 1, 2, 3 ]
  33.     }, {
  34.         does: 'work',
  35.         too: [ 4, 5, 6 ]
  36.     }, {
  37.         really: 'yes'
  38.     }],
  39.     quux: 5
  40. }

merge.all