Detect Capital

Author: lessfish

Algorithms/Detect Capital/detect-capital.js

@@ -0,0 +1,12 @@
+// Source : https://leetcode.com/problems/detect-capital/?tab=Description
+// Author : Han Zichi
+// Date : 2016-02-27
+
+/**
+ * @param {string} word
+ * @return {boolean}
+ */
+var detectCapitalUse = function(word) {
+ let p = /^([a-z]+|[A-Z]+|[A-Z]{1}[a-z]+)$/;
+ return p.test(word);
+};