IBAN Validator
IBAN validator: validate country code length and mod-97 checksum for international transfers, with one-click copy and offline.
Cách sử dụng
Enter an IBAN to validate it and see details.
Overview
IBAN Validator is a code tool that IBAN validator: validate country code length and mod-97 checksum for international transfers, with one-click copy and offline. It runs 100% in your browser with no upload, so you get instant results with privacy. Whether you need a quick answer or batch processing with precise control, you can enter, validate and export in seconds. The UI is responsive on mobile, tablet and desktop and supports one-click copy.
Use cases
- Format and validate JSON
- Convert between CSV/JSON/Markdown
- Test regex with highlights
- Escape code for string literals
- Use it to cross-check “IBAN、国际银行账号” in reports, docs or APIs to avoid manual conversion errors
How to use
- 1 Paste code/data
- 2 Pick action and options
- 3 Fix highlighted errors
- 4 Copy or export
Highlights
- Local & private: processing stays in your browser
- Live validation with tolerant parsing
- One-click copy and export for docs, code or sheets
- Batch and offline support under poor network
Notes
- Strict JSON disallows comments/trailing commas
- Watch greedy vs lazy regex
- Disable live validation for large files
FAQ
Offline?
Yes, parsing is local.
Why invalid?
Trailing commas, single quotes or BOM often cause it.
How is IBAN Validator different?
It runs locally with a focus on speed and privacy, plus tolerant parsing for “IBAN、国际银行账号” and one-click copy for reuse.
Can I use results in official reports?
Use it as a working draft and cross-check with authoritative sources; keep the exported log and parameters for traceability.
Tip：Tip: Bookmark this page or pin the tab; find related tools via categories and search (convert → calculate → export).
All calculations run locally in your browser; nothing is uploaded.