Toolbox

Batch ID Info Extractor: Birthday/Gender/Age

身份证解析性别年龄校验位批量提取

Enter ID numbers per line or inline; get birthday, gender, age and checksum validity (GB 11643-1999 weighted algorithm) in a table, with CSV export and copy — fully local.

All processing is done locally in your browser. No data is uploaded.

How to Use

  • Paste any valid JSON, supports nesting, arrays and escapes
  • Click Beautify to auto indent and format
  • Click Minify to remove whitespace into one line
  • All operations run locally for privacy

Related Tools

FAQ

How is gender determined?

Position 17 of 18-digit (or 15 of 15-digit): odd is male, even is female, per the national standard.

What is checksum validation?

It re-computes the 18th check code using GB 11643-1999 weighted factors, catching mistyped numbers.

Will my data be uploaded?

No, all parsing runs locally in your browser.