70 lines
1.8 KiB
Markdown
70 lines
1.8 KiB
Markdown
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---
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title: Deepcopy
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id: 596a8888ab7c01048de257d5
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challengeType: 5
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videoUrl: ''
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localeTitle: deepcopy的
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---
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## Description
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<section id="description">任务： <p>编写一个返回给定对象的深层副本的函数。 </p><p>副本不得与给定的对象相同。 </p><p>此任务不会测试： </p>具有属性属性的对象Date对象或具有Date对象属性的对象RegEx或具有RegEx对象属性的对象原型复制</section>
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## Instructions
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<section id="instructions">
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</section>
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## Tests
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<section id='tests'>
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```yml
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tests:
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- text: <code>deepcopy</code>应该是一个功能。
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testString: 'assert(typeof deepcopy === "function", "<code>deepcopy</code> should be a function.");'
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- text: '<code>deepcopy({test: "test"})</code>应返回一个对象。'
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testString: 'assert(typeof deepcopy(obj1) === "object", "<code>deepcopy({test: "test"})</code> should return an object.");'
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- text: 不应该返回提供的相同对象。
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testString: 'assert(deepcopy(obj2) != obj2, "Should not return the same object that was provided.");'
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- text: 传递包含数组的对象时，应返回该对象的深层副本。
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testString: 'assert.deepEqual(deepcopy(obj2), obj2, "When passed an object containing an array, should return a deep copy of the object.");'
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- text: 传递包含另一个对象的对象时，应返回该对象的深层副本。
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testString: 'assert.deepEqual(deepcopy(obj3), obj3, "When passed an object containing another object, should return a deep copy of the object.");'
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```
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</section>
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## Challenge Seed
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<section id='challengeSeed'>
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<div id='js-seed'>
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```js
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function deepcopy (obj) {
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// Good luck!
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return true;
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}
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```
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</div>
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### After Test
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<div id='js-teardown'>
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```js
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console.info('after the test');
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```
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</div>
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</section>
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## Solution
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<section id='solution'>
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```js
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// solution required
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```
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</section>
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