Does Extract ID Card Numbers upload my file or text to Tool-You servers?

No. Extract ID Card Numbers runs in this browser tab. Files stay on the device. Limit note: Matches 15- or 18-digit mainland ID patterns. Deduped. Max 200,000 characters. No government lookup.

Should I use Extract Phone Numbers instead of Extract ID Card Numbers?

Use Extract ID Card Numbers when you need Pull Chinese mainland 15/18-digit IDs from text. Use Extract Phone Numbers when you need Pull likely phone numbers from text. They share a category (Text) but not the same job.

What are the limits of Extract ID Card Numbers?

Matches 15- or 18-digit mainland ID patterns. Deduped. Max 200,000 characters. No government lookup. Also: Pattern match only. Does not verify against a government database. Check-digit tools are separate. Empty result shows none found.

Extract ID Card Numbers

Pull Chinese mainland 15/18-digit IDs from text.

Pattern match only. Does not verify against a government database. Check-digit tools are separate. Empty result shows none found.

What Extract ID Card Numbers does

Pattern match only. Does not verify against a government database. Check-digit tools are separate. Empty result shows none found.

The interactive controls for Extract ID Card Numbers load after this article so crawlers still read the instructions. Path /extract-id-cards is the canonical address. Work happens on this device; Tool-You does not take a copy of the file or pasted text for Extract ID Card Numbers.

How to use Extract ID Card Numbers

Keep this tab on Extract ID Card Numbers (/extract-id-cards). Pasting into the wrong Text tool (for example Extract Phone Numbers) changes the job.
Paste or type the input Extract ID Card Numbers expects. Path hint: extract id cards. Pull Chinese mainland 15/18-digit IDs from text.
Apply the Extract ID Card Numbers action only. Extract Emails is a different transform (Pull unique emails; optional lowercase and sort.). Pattern match only. Does not verify against a government database. Check-digit tools are separate. Empty result shows none found.
Copy the output of Extract ID Card Numbers if you need it elsewhere. Size/complexity still follows: Matches 15- or 18-digit mainland ID patterns. Deduped. Max 200,000 characters. No government lookup.
If the text job is actually Pull likely phone numbers from text., leave Extract ID Card Numbers and open Extract Phone Numbers.

When not to use Extract ID Card Numbers

Skip Extract ID Card Numbers when a neighbor tool matches better — start with Extract Phone Numbers or Extract Emails — or when the description already warns the job will fail. In the tool’s own words: Pattern match only. Does not verify against a government database. Check-digit tools are separate. Empty result shows none found.

Questions about Extract ID Card Numbers

What does Extract ID Card Numbers do that other Text pages on this site do not?: Pattern match only. Does not verify against a government database. Check-digit tools are separate. Empty result shows none found. Short version: Pull Chinese mainland 15/18-digit IDs from text.
Does Extract ID Card Numbers upload my file or text to Tool-You servers?: No. Extract ID Card Numbers runs in this browser tab. Files stay on the device. Limit note: Matches 15- or 18-digit mainland ID patterns. Deduped. Max 200,000 characters. No government lookup.
Should I use Extract Phone Numbers instead of Extract ID Card Numbers?: Use Extract ID Card Numbers when you need Pull Chinese mainland 15/18-digit IDs from text. Use Extract Phone Numbers when you need Pull likely phone numbers from text. They share a category (Text) but not the same job.
What are the limits of Extract ID Card Numbers?: Matches 15- or 18-digit mainland ID patterns. Deduped. Max 200,000 characters. No government lookup. Also: Pattern match only. Does not verify against a government database. Check-digit tools are separate. Empty result shows none found.