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 || str.length === 0) return '' const array = str.split('') for (let i = 0; i < n; i++) { const left = array.shift() array.push(left) } return array.join('') } module.exports = { LeftRotateString : LeftRotateString };