344. 反转字符串 (二刷)

Author: w2xi

algorithms/reverse-string.js

@@ -6,12 +6,12 @@
  * @return {void} Do not return anything, modify s in-place instead.
  */
  var reverseString = function(s) {
-  const len = s.length;
-  let start = 0, end = len - 1;
+  let left = 0;
+  let right = s.length - 1;
 
-  while (start < end) {
-      [s[start], s[end]] = [s[end], s[start]];
-      start++; 
-      end--;
+  while (left < right) {
+    [s[left], s[right]] = [s[right], s[left]];
+    left++;
+    right--;
   }
 };

vs-lt/344.反转字符串.js

@@ -0,0 +1,23 @@
+/*
+ * @lc app=leetcode.cn id=344 lang=javascript
+ *
+ * [344] 反转字符串
+ */
+
+// @lc code=start
+/**
+ * @param {character[]} s
+ * @return {void} Do not return anything, modify s in-place instead.
+ */
+var reverseString = function(s) {
+  let left = 0;
+  let right = s.length - 1;
+
+  while (left < right) {
+    [s[left], s[right]] = [s[right], s[left]];
+    left++;
+    right--;
+  }
+};
+// @lc code=end
+