Implement IE polyfills to for IE9-11 (fixes apply on undefined error) #745

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fergalmoran · 2025-08-09T17:17:30Z

fergalmoran commented

2025-08-09 17:17:30 +00:00

Originally created by @AmrineA on 5/19/2017

Added IE polyfills for IE9-11

new ClientApp/polyfills/polyfills.ts file containing polyfills
added core-js to package.json
added core-js to webpack.config.vendor.js
added polyfills.ts import to ClientApp/boot-client.ts

Submission containing materials of a third party:
Mark Pieszak (https://github.com/MarkPieszak/aspnetcore-angular2-universal/blob/master/Client/polyfills/polyfills.ts)
MIT License

*Originally created by @AmrineA on 5/19/2017* Added IE polyfills for IE9-11 - new ClientApp/polyfills/polyfills.ts file containing polyfills - added core-js to package.json - added core-js to webpack.config.vendor.js - added polyfills.ts import to ClientApp/boot-client.ts Submission containing materials of a third party: Mark Pieszak (https://github.com/MarkPieszak/aspnetcore-angular2-universal/blob/master/Client/polyfills/polyfills.ts) MIT License

fergalmoran closed this issue

2025-08-09 17:17:30 +00:00

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Reference: github/JavaScriptServices#745