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docs: update

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Dylan Araps 2020-02-15 16:08:42 +02:00
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@ -477,15 +477,15 @@ $ lines ~/.bashrc
This works by passing the output of the glob to the function and then counting the number of arguments. This works by passing the output of the glob to the function and then counting the number of arguments.
**CAVEAT:** When the glob does not match anything (empty directory or no matching files) it is not expanded and the function returns `1`.
**Example Function:** **Example Function:**
```sh ```sh
count() { count() {
# Usage: count /path/to/dir/* # Usage: count /path/to/dir/*
# count /path/to/dir/*/ # count /path/to/dir/*/
printf '%s\n' "$#" [ -e "$1" ] \
&& printf '%s\n' "$#" \
|| printf '%s\n' 0
} }
``` ```