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-rw-r--r--bash.html.markdown2
1 files changed, 1 insertions, 1 deletions
diff --git a/bash.html.markdown b/bash.html.markdown
index 3f3e49eb..d1e6bf25 100644
--- a/bash.html.markdown
+++ b/bash.html.markdown
@@ -74,7 +74,7 @@ echo ${Variable/Some/A} # => A string
# Substring from a variable
Length=7
-echo ${Variable:0:Length} # => Some st
+echo ${Variable:0:$Length} # => Some st
# This will return only the first 7 characters of the value
# Default value for variable