添加541. 反转字符串IIJavaScript版本

This commit is contained in:
qingyi.liu
2021-05-23 12:19:00 +08:00
parent 420079a965
commit 1cf8f50575

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@ -138,6 +138,26 @@ Python
Go
javaScript:
```js
/**
* @param {string} s
* @param {number} k
* @return {string}
*/
var reverseStr = function(s, k) {
const len = s.length;
let resArr = s.split("");
for(let i = 0; i < len; i += 2 * k) {
let l = i - 1, r = i + k > len ? len : i + k;
while(++l < --r) [resArr[l], resArr[r]] = [resArr[r], resArr[l]];
}
return resArr.join("");
};
```