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[advancedcontentfilter] Update documentation about backslashes

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Hypolite Petovan 2018-04-18 23:49:15 -04:00
parent 27c39e36a9
commit 87a392a3c7
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advancedcontentfilter/doc/advancedcontentfilter.md
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@ -45,9 +45,9 @@ A post will be collapsed if at least one rule matches, but all matching rule nam
- **booleans** - `true` and `false`.
- **null** - `null`.
A backslash (``\``) must be escaped by 4 backslashes (``\\\\``) in a string and 8 backslashes (``\\\\\\\\``) in a regex::
A backslash (``\``) must be escaped by 2 backslashes (``\\``) in a string and 4 backslashes (``\\\\``) in a regex::
`"a\\\\b" matches "/^a\\\\\\\\b$/"`
`"a\\b" matches "/^a\\\\b$/"`
Control characters (e.g. ``\n``) in expressions are replaced with whitespace. To avoid this, escape the sequence with a single backslash (e.g. ``\\n``).