diff --git a/c#/Trim b/c#/Trim
new file mode 100644
index 0000000000000000000000000000000000000000..79ce39660d4daa622a3c762808bbea7484cc210b
--- /dev/null
+++ b/c#/Trim
@@ -0,0 +1,4 @@
+if(act.Trim() == "edit".Trim() || act.Trim()== "detail".Trim())
+{
+  ...
+}
\ No newline at end of file