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I was skeptical of Stéphane’s answer, however it is possible to abuse $#:

$ set `seq 101` $ IFS=0 $ echo $# 1 1 

or $?:

$ IFS=0 $ awk 'BEGIN {exit 101}' $ echo $? 1 1 

These are contrived examples, but the potential does exist.

I was skeptical of Stéphane’s answer, however it is possible to abuse $#:

$ set `seq 101` $ IFS=0 $ printf '%s\n' $# 1  1 $ printf '%s\n' "$#" 101 

or $?:

$ IFS=0 $ awk 'BEGIN {exit 101}' $ status=$?  $ printf '%s\n' $status 1 1 $ printf '%s\n' "$status" 101 

These are contrived examples, but the potential does exist.

I was skeptical of Stéphane’s answer, however it is possible to abuse $#:

$ set `seq 101` $ IFS=0 $ echo $# 1 1 

or $?:

$ IFS=0 $ awk 'BEGIN {exit 101}' $ echo $? 1 1 

These are contrived examples, but the potential does exist.

I was skeptical of Stéphane’s answer, however it is possible to abuse $#:

$ set `seq 101` $ IFS=0 $ echo $# 1 1 

or $?:

$ IFS=0 $ awk 'BEGIN {exit 101}' $ echo $? 1 1 

These are contrived examples, but the potential does exist.

I was skeptical of Stéphane’s answer, however it is possible to abuse $#:

$ set `seq 101` $ IFS=0 $ [ $# = 0 ] bash: [: too many arguments 

This is a contrived example, but the potential does exist.

I was skeptical of Stéphane’s answer, however it is possible to abuse $#:

$ set `seq 101` $ IFS=0 $ echo $# 1 1 

or $?:

$ IFS=0 $ awk 'BEGIN {exit 101}' $ echo $? 1 1 

These are contrived examples, but the potential does exist.