2.9 KiB
2.9 KiB
| id | title | challengeType | videoUrl | localeTitle |
|---|---|---|---|---|
| 587d7b7c367417b2b2512b1b | Use the delete Keyword to Remove Object Properties | 1 | استخدم Delete keyword to Remove Object Properties |
Description
foods لدينا للمرة الأخيرة. إذا أردنا إزالة مفتاح apples ، فيمكننا إزالته باستخدام الكلمة الرئيسية التي delete مثل هذا: حذف foods.apples ؛
Instructions
oranges plums ومفاتيح strawberries من كائن foods . Tests
tests:
- text: 'يحتوي جسم <code>foods</code> على ثلاثة مفاتيح فقط: <code>apples</code> <code>grapes</code> <code>bananas</code>'
testString: 'assert(!foods.hasOwnProperty("oranges") && !foods.hasOwnProperty("plums") && !foods.hasOwnProperty("strawberries") && Object.keys(foods).length === 3, "The <code>foods</code> object only has three keys: <code>apples</code>, <code>grapes</code>, and <code>bananas</code>");'
- text: تتم إزالة مفاتيح <code>oranges</code> <code>plums</code> <code>strawberries</code> باستخدام <code>delete</code>
testString: 'assert(code.search(/oranges:/) !== -1 && code.search(/plums:/) !== -1 && code.search(/strawberries:/) !== -1, "The <code>oranges</code>, <code>plums</code>, and <code>strawberries</code> keys are removed using <code>delete</code>");'
Challenge Seed
let foods = {
apples: 25,
oranges: 32,
plums: 28,
bananas: 13,
grapes: 35,
strawberries: 27
};
// change code below this line
// change code above this line
console.log(foods);
Solution
// solution required