Bash shell中的双引号与单引号用法示例，bashshell

Bash shell中的双引号与单引号用法示例，bashshell

#!/bin/bash

fruit=apricot

area=beijing

#输出为apriot\nbeijing

echo "$fruit\n$area"

#输出为apriot\beijing

echo "$fruit\\$area"

#输出为aprioteijing

echo -e "$fruit\\$area"

#输出为apriot

#         beijing

echo -e "$fruit\n$area"

#输出为$fruit\n$area

echo '$fruit\n$area'

#输出为$fruit\\$area

echo '$fruit\\$area'

#输出为$fruit\$area

echo $'$fruit\\$area'

#输出为$fruit

#         $area

echo $'$fruit\n$area'