php正则 正则表达式测试工具

正则本来就不是给人看的，使用正则表达式做匹配的工具。创建与自己想要的完全匹配的正则表达式。

1、RegexBuddy

https://www.regexbuddy.com/

官方介绍

RegexBuddy is your perfect companion for working with regular expressions. Easily create regular expressions that match exactly what you want. Clearly understand complex regexes written by others. Quickly test any regex on sample strings and files, preventing mistakes on actual data. Debug without guesswork by stepping through the actual matching process. Use the regex with source code snippets automatically adjusted to the particulars of your programming language. Collect and document libraries of regular expressions for future reuse. GREP (search-and-replace) through files and folders. Integrate RegexBuddy with your favorite searching and editing tools for instant access.

2、在线测试

https://regex101.com

3、在线正则测试

https://tool.oschina.net/regex/