| Quellcodebibliothek Statistik Leitseite products/Sources/formale Sprachen/C/Firefox/dom/html/crashtests/ (Firefox Browser Version 153.0.1©) Datei vom 27.6.2026 mit Größe 922 B |
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Quelle link-preload-media-change.htmlSprache: HTML |
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<!DOCTYPE html> <html> <head> <style> iframe { width: 800px; } </style> </head> <body> <iframe srcdoc="" id="iframe"></iframe> <script> const iframe = document.getElementById("iframe"); iframe.onload = () => { const doc = iframe.contentDocument; // Create link with media query that matches current viewport const link = doc.createElement("link"); link.rel = "preload"; link.as = "script"; link.href = "data:text/javascript,void+0"; link.media = "(min-width: 600px)"; doc.head.appendChild(link); // Resize viewport so media query no longer matches iframe.style.width = "400px"; // Force a layout flush iframe.offsetWidth; doc.documentElement.offsetWidth; // Change media attribute to something that matches new viewport // Bug 2014588 started a second preload without canceling the first one, // causing an assertion failure. link.media = "all"; }; </script> </body> </html>
¤ Dauer der Verarbeitung: 0.14 Sekunden (vorverarbeitet am 2026-08-27) ¤*© Formatika GbR, Deutschland |
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2026-08-25