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Diffstat (limited to '3 resources/Bash/Reference arguments.md')
| -rw-r--r-- | 3 resources/Bash/Reference arguments.md | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/3 resources/Bash/Reference arguments.md b/3 resources/Bash/Reference arguments.md new file mode 100644 index 0000000..f39eeb1 --- /dev/null +++ b/3 resources/Bash/Reference arguments.md @@ -0,0 +1,6 @@ +Reference as array: `$@`. +Reference as string: `$*`. + +Let's say we want to open a file in our favorite editor through a script, prefixing the filename with something such as a date. +If we were to use `hx "$(date) $@"`, where we reference the arguments as an array, it'd open more than one file - one for the date and one for each argument. +We must use `$*` so that our invocation becomes `hx "$(date) $*"`. This would open a single file with the name being the combination of our arguments prefixed by date.
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