tag 9211 + notabug thanks Clifton Ray Hodges wrote: > In the test manual for the 'test' command, it states that: > "INTEGER may also be -l STRING, which evaluates to the length of > STRING" > and even in the info page it gives an example of: > > test -l abc -gt 1 && echo yes
Note that it isn't standard. It is a coreutils extension. > but that command, as well as any in scripts, reports an error of: > > bash: test: -l: unary operator expected The error line tells all. It says "bash: test" and that is the bash test and not the coreutils test. $ type test test is a shell builtin To get the coreutils test you would need to force it to be an external command. $ /usr/bin/test -l abc -gt 1 && echo yes yes Bob
