linux-tutorial/codes/shell/示例脚本/输入和输出/参数计数.sh
2019-05-10 11:17:57 +08:00

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Bash

#!/bin/bash
# getting the number of parameters
echo There were $# parameters supplied
#花括号里不能使用美元符号
params=$#
echo The last parameter is $params
echo The last parameter is ${!#}