link to the part of the page being quoted

Lucas Larson
2021-08-28 16:43:23 -04:00
parent eb0b1b7a2d
commit ad2f48ce57

@@ -16,7 +16,7 @@ l=${#var}
### Rationale: ### Rationale:
[To quote POSIX:](http://pubs.opengroup.org/onlinepubs/009695399/utilities/expr.html) [To quote POSIX:](https://pubs.opengroup.org/onlinepubs/009695399/utilities/expr.html#tag_04_50_17)
> The expr utility has a rather difficult syntax [...] In many cases, the arithmetic and string features provided as part of the shell command language are easier to use than their equivalents in expr. Newly written scripts should avoid expr in favor of the new features within the shell. > The expr utility has a rather difficult syntax [...] In many cases, the arithmetic and string features provided as part of the shell command language are easier to use than their equivalents in expr. Newly written scripts should avoid expr in favor of the new features within the shell.