题解 | #左旋转字符串#
左旋转字符串
https://www.nowcoder.com/practice/12d959b108cb42b1ab72cef4d36af5ec
function LeftRotateString(str, n) { // write code here if(!str) return ""; for(let i = 0; i < n; i++){ str = str.slice(1) + str[0] } return str; } module.exports = { LeftRotateString : LeftRotateString };