Use existential operator

432a8e5f · Prem Sichanugrist · Matthew Mongeau · 6ba19953 · 432a8e5f
Commit 432a8e5f authored 12 years ago by Prem Sichanugrist Committed by Matthew Mongeau 12 years ago
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lms/static/coffee/src/modules/video/video_player.coffee
+1 -1

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--- a/lms/static/coffee/src/modules/video/video_player.coffee
+++ b/lms/static/coffee/src/modules/video/video_player.coffee
@@ -135,7 +135,7 @@ class @VideoPlayer
    @video.speed
  volume: (value) ->
-    if value != undefined
+    if value?
      @player.setVolume value
    else
      @player.getVolume()