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Tencent Cloud Developer
Tencent Cloud Developer
Nov 29, 2019 · Frontend Development

How to Adapt a JavaScript SDK for IE9, IE8, and IE7 Compatibility

The guide shows how to modify a Webpack‑4 JavaScript SDK—adding Babel symbol handling, using transform‑runtime, employing Flash for IE9 cross‑domain requests, converting ES5 to ES3 with es3ify‑loader, configuring UglifyJs for IE8, polyfilling missing APIs, building a tiny selector engine, and testing on virtual IE7‑IE9 machines.

IE compatibilityJavaScriptPolyfill
0 likes · 21 min read
How to Adapt a JavaScript SDK for IE9, IE8, and IE7 Compatibility
21CTO
21CTO
Mar 30, 2019 · Frontend Development

Can Edge’s Dual Engine Bridge Chromium and Legacy IE?

Microsoft’s upcoming Edge version is rumored to combine Chromium’s Blink engine with the legacy MSHTML (Trident) engine, offering an experimental “Enable IE Integration” flag that lets users open IE‑rendered pages within Edge, aiming to ease enterprise migration while preserving backward compatibility.

Browser FeaturesChromiumIE compatibility
0 likes · 5 min read
Can Edge’s Dual Engine Bridge Chromium and Legacy IE?