Regex Replace Tool - Search and Replace with Regex

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About Regex Replace Tool

Regex Find & Replace

Quickly test regex replacements without firing up an IDE. Paste the text, craft a pattern, and preview the transformed content immediately.

Powerful Workflow

Define a pattern, flags, and replacement string.
Press run to see the updated output and match count.
Copy or download the result for your project.

Key Features

Supports capture groups, backreferences, and $& placeholders
Error handling for invalid patterns or flags
Swap output back into the input for iterative cleanup

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