Python是一种广泛使用的编程语言,提供了re模块来支持正则表达式的使用。 对于忽略引号之间的内容,可以使用正则表达式的非捕获组(non-capturing group)来实现。非捕获组使用语法(?:pattern)来标识,其中pattern是要匹配的模式。 以下是一个忽略引号之间内容的正则表达式示例: 代码语言:txt 复制 import re text = 'Hello...
see: http://stackoverflow.com/questions/3512471/non-capturing-group usage: (?:http|ftp)://([^/\r\n]+)(/[^\r\n]*)? Match"http://stackoverflow.com/"Group1: "stackoverflow.com"Group2: "/"Match"http://stackoverflow.com/questions/tagged/regex"Group1: "stackoverflow.com"Group2: "/...
) (?# First word UNGREEDY) (?> (?# Second group - see it is optional) (?>_) (?# But if it exists, must start with "_" NON CAPTURING GROUP ) (?<Second>\w+) (?# Snd then there should be a word - at least one char) )* (?# remember - the group is optional) \b (...
Ref: http://stackoverflow.com/questions/30667041/regex-replace-ignoring-non-capturing-group
2.5.1 Non-Capturing Groups A non-capturing group is a capturing group that matches the characters but does not capture the group. A non-capturing group is denoted by a ? followed by a : within parentheses (...). For example, the regular expression (?:c|g|p)ar is similar to (c|g...
2.5.1 Non-Capturing GroupsA non-capturing group is a capturing group that matches the characters but does not capture the group. A non-capturing group is denoted by a ? followed by a : within parentheses (...). For example, the regular expression (?:c|g|p)ar is similar to (c|g|...
(?: Non-capturing group. Groups multiple tokens together without creating a capture group. [ Character set. Match any character in the set. \w Word. Matches any word character (alphanumeric & underscore). \s Whitespace. Matches any whitespace character (spaces, tabs, line breaks). \. Escape...
Non-capturing group (?:[🔥🩹]|️(?:[🔥🩹])?)? 7th Alternative 🇦[🇨-🇬🇮🇱🇲🇴🇶-🇺🇼🇽🇿] 🇦 matches the character 🇦 with index 12746210 (1F1E616 or 3707468) literally (case sensitive) Match a single character present in the list below [🇨...
(?:Non-capturing group.Groups multiple tokens together without creating a capture group. (Capturing group #1.Groups multiple tokens together and creates a capture group for extracting a substring or using a backreference. \|Escaped character.Matches a "|" character (char code 124). ...
A non-capturing group is a capturing group that only matches the characters, but does not capture the group. A non-capturing group is denoted by a ? followed by a : within parenthesis (...). For example, the regular expression (?:c|g|p)ar is similar to (c|g|p)ar in that it ...