Small codestyle changes for count method

edtsech · Oct 16, 2012 · bb9eefa · bb9eefa
1 parent f7caf43
commit bb9eefa
Showing 1 changed file with 9 additions and 10 deletions.
diff --git a/lib/underscore.string.js b/lib/underscore.string.js
@@ -209,20 +209,19 @@
 
       str = String(str);
       substr = String(substr);
-      var n = 0;
-      var pos = 0;
-      var l = substr.length;
+
+      var count = 0,
+        pos = 0,
+        length = substr.length;
 
       while (true) {
         pos = str.indexOf(substr, pos);
-        if (pos !== -1) {
-          n++;
-          pos += l;
-        } else {
-          break;
-        }
+        if (pos === -1) break;
+        count++;
+        pos += length;
       }
-      return n;
+
+      return count;
     },
 
     chars: function(str) {