一本完整的描述Unix Shell 编程的工具书的所有范例

				#!/bin/bash				#  for-loopcmd.sh: for-loop with [list]				#+ generated by command substitution.								NUMBERS="9 7 3 8 37.53"								for number in `echo $NUMBERS`  # for number in 9 7 3 8 37.53				do				  echo -n "$number "				done								echo 				exit 0