查找和替换
查找并替换文本。
Paste text, enter what to find and what to replace it with. Toggle case-sensitive matching or regular-expression mode. The number of replacements is shown. Everything runs locally in your browser.
工作原理
- 1 Paste your text.
- 2 Enter the find and replace values.
- 3 Toggle case-sensitive or regex mode.
- 4 Copy the result.
常见用例
- Bulk-rename terms in text.
- Fix a recurring typo.
- Reformat data with regex.
- Swap delimiters.
常见问题
Is my text sent to a server?
No. Everything runs locally in your browser — your text is never uploaded, stored or logged.
Is regex supported?
Yes — enable Regex mode to use JavaScript regular expressions. Invalid patterns show a clear error instead of breaking.
Does it replace all occurrences?
Yes, all matches are replaced and the count is shown.
Is it really free?
Yes — free, with no signup and no limits.