How can I send the command to console?

[victor wang]

HI, I'm using Qt5.5 on my computer.
I'm wanna send this two commands to my console

cd /run/media/sda1
sync

I do not know how to do it.
Please help!

[Manohar_SL]

@victor-wang you can use
QString cmd = "sync";
system(cmd);

Regards
Manu

[VRonin]

http://stackoverflow.com/questions/40407394/qt-run-shell-commands-via-qprocess

[victor wang]

@Manohar_SL
I got an error when compiling.
The error is here

This is my code here

It cannot convert QString to char, what should i do ?

[victor wang]

@VRonin
Thank you for your information.
I have solved my problem!
Thank you so much!
@Manohar_SL
Thank you i have solved the problem in the other way.