Linux shell腳本實例——由淺入深(一)
阿新 • • 發佈:2018-07-17
auth 變量 tro The amp 5.6 james pre start Linux shell基礎篇
- 終端打印
#!/bin/bash #The printf of Linux termnal,Include "echo,printf" #author by woon echo "The shell\`s name is $0" #examples of echo,printf #默認打印。輸出換行 echo "Hello World!" echo ‘Hello World!‘ #echo -n參數接受不換行輸出 echo -n "Hello World" echo "Hello World" #-e參數接受雙引號內字符串的轉移列表 echo "Hello\tWorld!" echo -e "Hello\tWorld!" #printf使用文本或由空格分割的參數,可指定輸出的寬度、對其方式等,可以格式化輸出,默認情況下,printf不輸出換行 printf "%-5s %-10s %-4s\n" No. NAME Mark printf "%-5s %-10s %-4s\n" 1 Lee 80 printf "%-5s %-10s %-4.2f\n" 2 Woon 90.456 printf "%-5s %-10s %-4.2f\n" 3 James 85.654321 printf "%-5s %-10s %-5.3f\n" 4 Jeff 85.123789
- 玩轉變量
Linux shell腳本實例——由淺入深(一)