脚本目标:
脚本后 随机输入几个整数,实现返回其中最大值
脚本内容:
#!/bin/bash typeset MAX=$1 if [ $# -le 1 ];then echo "You need to enter more than two numbers, please enter again." exit else for i in $@ do if [ $MAX -le $i ];then MAX=$i fi done echo "the max number is:$MAX" fi
运行结果:
[root@node1 script]# [root@node1 script]# sh max_num.sh 45 78 5454 12154 5787 the max number is:12154 [root@node1 script]#