how to pass an object like LineEdit to a function

[rezaMSLM]

I need a function that receive an object like LineEdit as argument and make an action on it.
something like this:

void myFunc(lineEditObject)
{
    LineEditObject->settext("some text");
}

but dont know how to declare LineEdit object as an argument for function

[Christian Ehrlicher]

C++ basics are needed before you start Qt.

void myFunc(QLineEdit *lineEditObject)
{
    LineEditObject->settext("some text");
}