don't use _.flatten() for perf

harthur · May 24, 2012 · dbf5286 · dbf5286
1 parent cb7f762
commit dbf5286
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/hog.js b/hog.js
@@ -49,10 +49,10 @@ function getBlock(matrix, x, y, length) {
   for (var i = y; i < y + length; i++) {
     var row = matrix[i];
     for (var j = x; j < x + length; j++) {
-      square.push(row[j]);
+      square = square.concat(row[j]);
     }
   }
-  return _(square).flatten();
+  return square;
 }