lengthOfLastWord

Author: mgable

lengthOfLastWord.js

@@ -0,0 +1,19 @@
+/**
+ * @param {string} s
+ * @return {number}
+ */
+var lengthOfLastWord = function(s) {
+    let arr = s.trim().split("").reverse(),
+        start = 0;
+
+    while (arr.length){
+        let char = arr.shift();
+        if (char !== " "){
+            start++
+        } else {
+            return start
+        }
+    }
+    
+    return start;
+};