I want to run these steps -- 2

I want to run these steps Using vue js and vue cli This is a detailed explanation: I have three steps each step has an input field and there is also a button below save and next to When you press the save and next to button If there is no error in the field input, go to the next page If there is an error, whether the field is empty or the email address is incorrect, it cannot go to the next step At the second step there is a button that returns this button when pressed used to return to the previous step In the third step you can go back by pressing any step when you press the step number like the back button