add: number-of-segments-in-a-string.js

Author: hijiangtao

src/number-of-segments-in-a-string.js

@@ -0,0 +1,21 @@
+/**
+ * Count the number of segments in a string, where a segment is defined to be a contiguous sequence of non-space characters.
+ * 
+ * Please note that the string does not contain any non-printable characters.
+ * 
+ * number-of-segments-in-a-string.js
+ * @authors Joe Jiang (hijiangtao@gmail.com)
+ * @date    2017-02-12 12:50:48
+ * @param {string} s
+ * @return {number}
+ */
+
+let countSegments = function(s) {
+    s = s.trim()
+    if (s) {
+        let re = new RegExp(' +');
+        return s.split(re).length;
+    }
+    
+    return 0;
+};

src/two-sum.js

@@ -3,7 +3,7 @@
  * 
  * You may assume that each input would have exactly one solution, and you may not use the same element twice.
  *
- * two0sum.js
+ * two-sum.js
  * 
  * @param {number[]} nums
  * @param {number} target