shell学习-while

1.shell while语句语法

while condition

 

do statements
done

2.shell while语句实例

#! /bin/sh
2 var1=1
3 while(($var1 < 10))
4 do echo "weishenmewobuhui"
5 let var1++
6 done

 

注意：这里的i++ 前面需要+let: let i++