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| author | MarkGrimwood <83716751+MarkGrimwood@users.noreply.github.com> | 2021-08-22 19:15:03 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2021-08-22 20:15:03 +0200 |
| commit | 4eaafe08399ca1e95e2a3d6310fb655312385037 (patch) | |
| tree | 5ee24f26cb215be0ff27849a213c96c7e7ed531d /bash.html.markdown | |
| parent | 68f016d886c755acff58782514a79f5203201fa1 (diff) | |
[bash/en] Update bash.html.markdown (#4202)
Additional info on arguments and return values for functions
Diffstat (limited to 'bash.html.markdown')
| -rw-r--r-- | bash.html.markdown | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/bash.html.markdown b/bash.html.markdown index 11ce4e74..4ed638e6 100644 --- a/bash.html.markdown +++ b/bash.html.markdown @@ -17,6 +17,7 @@ contributors: - ["John Detter", "https://github.com/jdetter"] - ["Harry Mumford-Turner", "https://github.com/harrymt"] - ["Martin Nicholson", "https://github.com/mn113"] + - ["Mark Grimwood", "https://github.com/MarkGrimwood"] filename: LearnBash.sh translators: - ["Dimitri Kokkonis", "https://github.com/kokkonisd"] @@ -402,13 +403,17 @@ function foo () echo "Arguments work just like script arguments: $@" echo "And: $1 $2..." echo "This is a function" - return 0 + returnValue=0 # Variable values can be returned + return $returnValue } # Call the function `foo` with two arguments, arg1 and arg2: foo arg1 arg2 # => Arguments work just like script arguments: arg1 arg2 # => And: arg1 arg2... # => This is a function +# Return values can be obtained with $? +resultValue=$? +# More than 9 arguments are also possible by using braces, e.g. ${10}, ${11}, ... # or simply bar () |