BeforeInstallPromptEvent

  <div id="interfaceDiagram" style="display: inline-block; position: relative; width: 100%; padding-bottom: 8.571428571428571%; vertical-align: middle; overflow: hidden;"><svg style="display: inline-block; position: absolute; top: 0; left: 0;" viewbox="-20 0 700 60" preserveAspectRatio="xMinYMin meet"><a xlink:href="https://developer.mozilla.org/ru/docs/Web/API/Event" target="_top"><rect x="1" y="1" width="75" height="50" fill="#fff" stroke="#D4DDE4" stroke-width="2px" /><text  x="38.5" y="30" font-size="12px" font-family="Consolas,Monaco,Andale Mono,monospace" fill="#4D4E53" text-anchor="middle" alignment-baseline="middle">Event</text></a><polyline points="76,25  86,20  86,30  76,25" stroke="#D4DDE4" fill="none"/><line x1="86" y1="25" x2="116" y2="25" stroke="#D4DDE4"/><a xlink:href="https://developer.mozilla.org/ru/docs/Web/API/BeforeInstallPromptEvent" target="_top"><rect x="116" y="1" width="240" height="50" fill="#F4F7F8" stroke="#D4DDE4" stroke-width="2px" /><text  x="236" y="30" font-size="12px" font-family="Consolas,Monaco,Andale Mono,monospace" fill="#4D4E53" text-anchor="middle" alignment-baseline="middle">BeforeInstallPromptEvent</text></a></svg></div>

  a:hover text { fill: #0095DD; pointer-events: all;}

window.addEventListener("beforeinstallprompt", function(e) { 
  // Зарегистрируйте платформы, указанные в качестве параметров, в запросе на установку
  console.log(e.platforms); // e.g., ["web", "android", "windows"] 
  e.userChoice.then(function(choiceResult) { 
    console.log(choiceResult.outcome); // either "accepted" or "dismissed"
  }, handleError); 
});

The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.