Understand your regular expression with explanations of its tokens, groups, and flags. Regex conversion adapts patterns, flags, and replacements across flavors and explains compatibility changes.
Refine regexes faster with . Turn examples into patterns, fix mismatches, and build tests to check your changes.
Supports:- PCRE2 (PHP)
- JavaScript
- Python
- Golang
- Java
- .NET 10.0 (C#)
- Rust
- POSIX ERE
- POSIX BRE (grep/sed)
- PCRE (Legacy)