[root@work shell_example]# cat params.sh #!/bin/bash #傳參測試腳本 echo "My name is `basename $0` -I was called as $0" echo "My first parameter is : $1" echo "My second parameter is : $2"不穿入參數 [root@work shell_example]# sh params.sh My name is params.sh -I was called as params.sh My first parameter is : My second parameter is :傳入兩個參數 [root@work shell_example]# sh params.sh one two My name is params.sh -I was called as params.sh My first parameter is : one My second parameter is : two傳入參數時間案例：不傳入時間及當前時間，否則為傳入時間if [ -n "$1" ]; thenday=$1 elseday=$(date "+%Y%m%d" -d "-1day") fiecho "開始統計數據:" ${day}

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