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doesn't support positive or negative lookbehind syntax #48

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masukomi opened this issue Jul 10, 2020 · 2 comments
Open

doesn't support positive or negative lookbehind syntax #48

masukomi opened this issue Jul 10, 2020 · 2 comments

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@masukomi
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Positive lookbehind: (?<=Y)X, matches X, but only if there’s Y before it.
Negative lookbehind: (?<!Y)X, matches X, but only if there’s no Y before it.
liudongmiao added a commit to liudongmiao/regulex that referenced this issue Jun 28, 2022
@liudongmiao
support lookbehind
790dabe 
CJex#23
CJex#41
CJex#48
CJex#54
@liudongmiao liudongmiao mentioned this issue Jun 28, 2022
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@liudongmiao
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demo: https://jianyu.io/regulex/

@masukomi
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that demo link didn't include positive or negative lookbehind, but i fiddled with it and it looks good to me. Thanks :D

demo with positive lookbehind

demo with negative lookbehind

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@masukomi @liudongmiao