shell/脚本函数/使用全局变量带来的问题.sh

22 lines
255 B
Bash

#!/bin/bash
# demonstrating a bad use of variables
function func1 {
temp=$[ $value + 5 ]
result=$[ $temp * 2 ]
}
temlp=4
value=6
func1
echo "The result is $result"
if [ $temp -gt $value ]
then
echo "Temp is larger"
else
echo "temp is smaller"
fi