Engrain by ByteRush

MC.08.01 Mid-levelCore — asked often

Multi-step form wizard

Comes up in: Machine coding

This concept is being written. It gets the full five steps — explanation, predict, interview angle, practice with tests, and review cards. Here is exactly what it will cover, so you can study it elsewhere in the meantime.

What it covers

  • step state machine
  • per-step and cross-step validation
  • saving drafts
  • back/next with URL sync
  • summary and submit
  • focus on step change

Words you will know

state machinewizard

What you will practise

  • build (timed 90 min)

Interview questions this answers

  • How would you model a form wizard's state? How do you validate across steps?
  • How do you load older messages without the view jumping?