Test and debug regular expressions with real-time feedback and detailed analysis
Enter patterns without delimiters (e.g., ^[a-z]+$ not /^[a-z]+$/)
. - Any character (except newline)\w - Word character [a-zA-Z0-9_]\d - Digit [0-9]\s - Whitespace character^ - Start of string/line$ - End of string/line* - 0 or more+ - 1 or more? - 0 or 1{n} - Exactly n times{n,} - n or more times{n,m} - Between n and m times