1.3 KiB
1.3 KiB
id | title | challengeType | videoUrl | localeTitle |
---|---|---|---|---|
587d8254367417b2b2512c71 | Remove items from a set in ES6 | 1 | 从ES6中的集中删除项目 |
Description
delete
方法练习从ES6集中delete
。首先,创建一个ES6 Set var set = new Set([1,2,3]);
现在使用delete
方法从Set中删除一个项目。 set.delete(1);
console.log([... set])//应该返回[2,3]
Instructions
Tests
tests:
- text: '您的集应包含值1,3和4'
testString: 'assert(function(){var test = checkSet(); return test.has(1) && test.has(3) && test.has(4) && test.size === 3}, "Your Set should contain the values 1, 3, & 4");'
Challenge Seed
function checkSet(){
var set = //Create a set with values 1, 2, 3, 4, & 5
//Remove the value 2
//Remove the value 5
//Return the set
return set;
}
Solution
// solution required