代码: 全选
printf "The first program always prints '%s, %s!' \n" hello world

printf "The first program always prints '%s, %s'/etc/init.d/vboxdrv setup' \n" hello world
The first program always prints 'hello, world'/etc/init.d/vboxdrv setup'
而不是
The first program always prints 'hello, world!'
这是为什么?