shell指令碼檔案中for迴圈的兩種寫法
阿新 • • 發佈:2018-12-11
#!/bin/bash
for (( i = 0; i <= 10; i++ )) ;
do
echo "The value is: $i"
done
echo -e "\nJourneys end in lovers' meeting."
echo -e "A friend in need is a friend indeed.\n"
for num 1 2 3 4 5 ;
do
echo "The number is: $num"
done
執行結果:
ElonJelinek:Desktop ElonJelinek$ ./test.sh
The value is: 0
The value is: 1
The value is: 2
The value is: 3
The value is: 4
The value is: 5
The value is: 6
The value is: 7
The value is: 8
The value is: 9
The value is: 10
Journeys end in lovers' meeting.
A friend in need is a friend indeed.
The number is: 1
The number is: 2
The number is: 3
The number is: 4
The number is: 5
ElonJelinek:Desktop ElonJelinek$