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> PDF forms now support JavaScript I thought they always required JS to be enabled. I have JS disabled by default in uBlock Origin, and the inbuilt Firefox PDF

> PDF forms now support JavaScript I thought they always required JS to be enabled. I have JS disabled by default in uBlock Origin, and the inbuilt Firefox PDF viewer doesn't work unless I whitelist and enable JS temporarily for the page. Only then can I read my PDF.

muddi900 5y ago
The firefox PDF reader is based on JS.
helb 5y ago
Mozilla's PDF viewer is written in JS – it's literally called PDF.js: https://mozilla.github.io/pdf.js/ https://mozilla.github.io/pdf.js/. This new feature means you can run JS embedded in PDF… in PDF.js.