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PWA is Progressive Web Accessibility

PWA is Progressive Web Accessibility

PWA Night vol.16 #PWANight 発表資料

Okuto Oyama

May 20, 2020
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  1. • PC ◦ Windows, MacOS, Linux... • Smart Phone ◦

    iOS, Android, Samsung... • Tablet • Feature Phone ◦ KaiOS • etc… PWA can work on any device
  2. • Perceivable ◦ you know what it is. • Operable

    ◦ you can control it yourself. • Understandable ◦ you know what to do. • Robust ◦ It’s safe to use for any UA. The Four Principles of Accessibility
  3. • Timing Adjustable ◦ Session Timeout • Error Identification ◦

    Validation • Error Prevention (Legal, Financial, Data) ◦ Reset submit value • Error Suggestion ◦ Easily fix to form errors Accessibility check of server side