If you want to store the match of the regex inside a lookahead, you have to put capturing parentheses around the regex inside the lookahead, like this: (?=(regex)) The other way around will not work, because the lookahead will already have discarded the regex match by the time the captu...
Regex Negative Lookahead未按预期运行 我正在工作的电子邮件验证,将允许添加电子邮件地址,只要他们不是来自某些TLD。问题是,我的正则表达式并没有像我期望的那样运行。我希望它确保电子邮件是有效的,并且没有一些TLD,例如,我想要'johndoe@domain.com‘,但我不想要'johndoe@domain.xyz’,而在第二个示例中,我正在...
python regex negative-lookbehind tig*_*ero 2012 09-04 0推荐指数 1解决办法 122查看次数 标签 统计 negative-lookbehind ×7 regex ×7 javascript ×2 negative-lookahead ×2 python ×2 c# ×1 find ×1 json ×1 lookbehind ×1 pattern-matching ×1 vim ×1«...
Python regular expression for excluding patterns Question: I would like to regex match a sequence, The critical piece seems to be in understanding where the regex engine starts, matching after processing the negative lookahead., ; so this regex works: (?:(?![A-Z][^\.]*?$arg[^\.]*?\...