Bash Script - Vim 多行註解

[增加註解]

1. Esc to command mode
2. 游標移到要註解的第一行  
3. ctrl + v
4. 用上下來選取要標註解的範圍
5. I 
6. 加入要註解的符號 (ex: #, //)
7. ESC (ESC後才會加入註解)


[取消註解]
1. Esc to command mode
2. 移到要刪除註解的開頭
3. ctrl + v
4. 用上下來選取要移除註解的範圍
5. Delete

Bash Script - default value

#if input $1 then print $1
#if no input print pig
test=${1:-"pig"}
echo "$test"

Bash Script - Random select element from array

Bash Script - check argument in array

Bash Script - 陣列及for迴圈範例

Bash Script - Read file for bash

Bash Script - If...Else