Regex Tester and Debugger Tool

Free tool which validates the given input string against the given regular expression and matches the output in accordance with the defined Regex.

The tool supports parsing and debugging in Javascript, Python and PHP languages

JavaScript PHP Python

Input RegEx pattern:

Modifier:

Global(g)

Case Insensitive(i)

multiline(m)

Input String :

Matched Info:

Matched String:

Input RegEx pattern:

Modifier:

Global(g)

Unicode(u)

multiline(m)

Ungreedy(U)

Case Insensitive(i)

Dollar end only(D)

Ignore spaces(x)

Input String :

Matched Info:

Matched String:

Input RegEx pattern:

Modifier:

Global(g)

Case Insensitive(i)

multiline(m)

Unicode(u)

Dot All(s)

Input String :

Matched Info:

Groups Matched:

Matched String:

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• Older