On Input (3.2.2 – A)

Plain Language Recommendations

When a user inputs information or interacts with a control, it must not result in

  • a substantial change to the page,
  • the spawning of a pop-up/new window,
  • an additional change of keyboard focus,
  • or any other change that could confuse or disorient the user, unless the user is informed of the change ahead of time.

WCAG 2.0 Recommendations

Guideline 3.2: Predictable

Make web pages appear and operate in predictable ways.

Last updated: April 27, 2017
Category: Accessibility Recommendations, Accessibility Standards - List View, Coding, Navigation

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  • Key Terms

    1. Must means do things in the manner described exactly.
    2. Should means do things in the manner described unless there is a good reason not to [i.e., instructor has other needs].
    3. [Supplementary information] is provided in square brackets.