1 files changed, 14 insertions, 0 deletions
diff --git a/ruby/call_by_reference.rb b/ruby/call_by_reference.rb
new file mode 100755
index 0000000..12dc933
--- /dev/null
+++ b/ruby/call_by_reference.rb
@@ -0,0 +1,14 @@
+#!/usr/bin/env ruby
+
+
+def fun w
+  w << "x"
+end
+
+
+w = [1,3,4,5]
+
+fun w
+
+puts w.to_s
+