mirror of
https://github.com/fish-shell/fish-shell
synced 2024-11-15 09:27:38 +00:00
30f821c8f4
Technically the equivalence would be something like string length -q $str test -n (string join \n -- $str | string collect) To handle when str has multiple empty strings; but quoting is easier to remember and enough for most practical purposes.
39 lines
607 B
ReStructuredText
39 lines
607 B
ReStructuredText
string-length - print string lengths
|
|
====================================
|
|
|
|
Synopsis
|
|
--------
|
|
|
|
.. BEGIN SYNOPSIS
|
|
|
|
::
|
|
|
|
string length [(-q | --quiet)] [STRING...]
|
|
|
|
.. END SYNOPSIS
|
|
|
|
Description
|
|
-----------
|
|
|
|
.. BEGIN DESCRIPTION
|
|
|
|
``string length`` reports the length of each string argument in characters. Exit status: 0 if at least one non-empty STRING was given, or 1 otherwise.
|
|
|
|
.. END DESCRIPTION
|
|
|
|
Examples
|
|
--------
|
|
|
|
.. BEGIN EXAMPLES
|
|
|
|
::
|
|
|
|
>_ string length 'hello, world'
|
|
12
|
|
|
|
>_ set str foo
|
|
>_ string length -q $str; echo $status
|
|
0
|
|
# Equivalent to test -n "$str"
|
|
|
|
.. END EXAMPLES
|