Find and Replace with Regex
Search and replace text using powerful regular expressions. Support for pattern matching, case sensitivity, and batch operations.
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What is Find and Replace with Regex?
A find and replace tool with Regex support enables advanced text manipulation. Use regular expressions to search for patterns and perform complex text substitutions.
Key Benefits
- Advanced search
- Pattern matching
- Bulk editing
- Powerful substitution
Common Use Cases
- •Code refactoring
- •Data cleaning
- •Content editing
- •Log analysis
How to Find and Replace with Regex
- Paste text: Enter your content.
- Enter regex: Type find pattern.
- Enter replacement: Type replace string.
- Process: Click to update text.
Key Features
- Find and replace with regex
- Capture group references ($1, $2)
- Preview replacements before applying
- Case-sensitive toggle
- Global and multiline flags
- Replacement history
Frequently Asked Questions
What regex features are supported?
Standard regex: character classes, quantifiers, groups, lookahead/lookbehind, flags (g, i, m, s).
How do I use capture groups in replace?
Reference groups with $1, $2, etc. Example: replace "(.+)@(.+)" with "User: $1, Domain: $2".
What does the global flag (g) do?
Without g, only the first match is replaced. With g, all matches in the text are replaced.
How do I match special characters?
Escape special characters with backslash: \. \* \? \+ \[ \] \( \) \{ \} \^ \$ \|