# 面试题58 - II. 左旋转字符串
# 示例
示例 1:
输入: s = "abcdefg", k = 2
输出: "cdefgab"
示例 2:
输入: s = "lrloseumgh", k = 6
输出: "umghlrlose"
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# JS
解法1:直接使用剪切字符串API
/**
* @param {string} s
* @param {number} n
* @return {string}
*/
var reverseLeftWords = function (s, n) {
return s.slice(n)+s.slice(0,n)
};
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