Linux expect接收传参

参考:

https://blog.csdn.net/vah101/article/details/83014338

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   #!/usr/bin/expect
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   set host [lrange $argv 0 0]
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   set port [lrange $argv 1 1]
7.  
   set db [lrange $argv 2 2]

执行expect脚本的命令为：

expect create_database.sh node1 5432 zz1