linux-tutorial/codes/shell/输入和输出/读取参数.sh
2019-10-29 18:22:19 +08:00

11 lines
196 B
Bash

#!/usr/bin/env bash
# using one command line parameter
factorial=1
for (( number = 1; number <= $1; number ++ ))
do
factorial=$[ $factorial * $number ]
done
echo The factor of $1 is $factorial