Created
February 2, 2022 14:26
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| function deepCopy(source) { | |
| return deepCopyHelper(source, {}); | |
| } | |
| function deepCopyHelper(source, target) { | |
| for(let key in source) { | |
| const value = source[key]; | |
| if(typeof value !== "object") { | |
| target[key] = value; | |
| } else { | |
| target[key] = Array.isArray(value) ? [] : {}; | |
| deepCopyHelper(source[key], target[key]); | |
| } | |
| } | |
| return target; | |
| } | |
| // Input: | |
| const c = { | |
| n: [1, 2, 3], | |
| l: ['a', 'b', 'c'], | |
| o: { prop: 1 }, | |
| b: true, | |
| x: 1, | |
| }; | |
| console.log(deepCopy(c)); |
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