Syntax quirks
gwarser edited this page Aug 24, 2021
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7 revisions
Pages 129
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- Filters match on word boundaries unless explicitly wildcarded
- Looking-like-domain filters match only in domain part of URL
- See HOST optimiztion
- Negated domains in cosmetic filters work like exception (In ABP generic blocking filter overrides filter with negated domain).
- One filter can be counted as many, example
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$documentworks only as blocking filter - Generic cosmetic filters don't work in Shadow DOM
- Popup filters will not close pages opened by direct user action
- Domain filter in uBO matches fully qualified domain name (FQDN, these with dot at the end), where in ABP match is exact.
- Simple generic cosmetic filters no longer hide
<body>element after uBO v1.37.3b15
uBlock Origin - An efficient blocker for Chromium and Firefox. Fast and lean.

