【教程】详解Python正则表达式之: (?!…) negative lookahead assertion 前向否定匹配 /前向否定断言
crifan 13年前 (2012-12-09) 5394浏览
Python 2.7的官网文档中的解释是: (?!...) Matches if ... doesn’t match next. This is a negative lookahead assertion. For example, Isaa...
crifan 13年前 (2012-12-09) 5394浏览
Python 2.7的官网文档中的解释是: (?!...) Matches if ... doesn’t match next. This is a negative lookahead assertion. For example, Isaa...