Difference in echo output

#echo 'YHmz ^% $ 3789'

The result is YHmz^%$3789

 

#echo "YHmz ^% $ 3789"

It is found that the result is YHmz^%789

 

This pit almost made me enter the bottomless abyss

 

Guess you like

Origin blog.csdn.net/David_ifx/article/details/114822288