What is regex (regular expression) replacement?

Regular expressions are patterns that match text using special syntax. For example, \d+ matches any sequence of digits. Regex replacement lets you find and replace complex patterns, not just fixed strings.

Can I replace text with nothing (delete it)?

Yes. Leave the 'Replace With' field empty to delete all occurrences of the found text.

What is whole word matching?

Whole word matching only replaces the search term when it appears as a complete word, not as part of another word. For example, finding 'cat' with whole word ON would not match 'catch' or 'scatter'.

How many replacements can it handle?

The tool processes all occurrences in the text, no matter how many. For very large texts, all replacements happen in a single operation.

Can I undo a replacement?

The tool shows the original and modified text. If you want to undo, simply re-paste the original text. No changes are made to external files — only the text in the tool is modified.

Text Utilities

Free

Find and Replace Text

Find and replace text with support for case-sensitive matching, whole word matching, and regex.

Input Text

Find

Replace with

Use RegExCase-sensitive

What is Find and Replace Text?

The Find and Replace tool searches your text for a specified word, phrase, or pattern and replaces it with your chosen substitute. It supports plain text matching, case-sensitive search, whole-word matching, and regular expression (regex) patterns for advanced replacements.

Find and replace is a fundamental text editing operation used for content updates, data cleaning, code refactoring, and bulk text transformations. This browser-based tool lets you perform these operations without opening a code editor or word processor.

Why Use Find and Replace Text?

When you need to update a term, fix a repeated mistake, or bulk-replace content across a large text passage, manual search and replacement is tedious and error-prone. This tool instantly replaces all occurrences with precision, supporting regex for complex pattern-based replacements.

Key Features of Find and Replace Text

✓Simple text find and replace
✓Case-sensitive and case-insensitive matching
✓Whole word matching to avoid partial replacements
✓Regular expression (regex) support
✓Shows count of replacements made

How to Use Find and Replace Text

1
Paste your text
Enter the text you want to modify into the input area.
2
Enter search term
Type the word or phrase you want to find in the 'Find' field.
3
Enter replacement
Type the replacement text in the 'Replace With' field (leave empty to delete the found text).
4
Set options
Choose case-sensitive matching, whole word, or regex mode as needed.
5
Replace all
Click 'Replace All' to make all replacements and see the count of changes made.