Shell - command line arguments

 

zzh@ZZHPC:~/.goenv/shims$ cat godoc
#!/usr/bin/env bash
set -e
[ -n "$GOENV_DEBUG" ] && set -x

program="${0##*/}"
if [[ "$program" = "go"* ]]; then
  for arg; do
    case "$arg" in
    -c* | -- ) break ;;
    */* )
      if [ -f "$arg" ]; then
        export GOENV_FILE_ARG="$arg"
        break
      fi
      ;;
    esac
  done
fi

export GOENV_ROOT="/home/zzh/.goenv"
exec "/home/zzh/.goenv/libexec/goenv" exec "$program" "$@"

 

zzh@ZZHPC:~/aaa$ cat test.sh
echo "***${arg}***"
for arg; do
  echo "!!!${arg}!!!"
  break
done

for abc; do
  echo "###${abc}###"
  break
done

 

zzh@ZZHPC:~/aaa$ ./test.sh zzz
******
!!!zzz!!!
###zzz###