Common email shape, not the full RFC.
[^\s@]+@[^\s@]+\.[^\s@]+
Regex · On this device
Regex templates
Common patterns for email, CN phone, URL and date.
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Everyday templates, not a full spec. Copy, then paste on the tester.
Phone
Mainland China 11-digit numbers. No carrier check.
1[3-9]\d{9}URL
http(s) until whitespace. Reachability is not checked.
https?:\/\/[^\s]+
Date
YYYY-MM-DD shape. Leap months are not checked.
\d{4}-\d{2}-\d{2}How it works, what you get, limits
Funktion
Common patterns for email, CN phone, URL and date.
Anleitung
Copy a template, then paste it on the tester.
Ergebnis
Four everyday shapes, not a full spec.
Optionen und Vergleich
Email / phone / URL / YYYY-MM-DD.
The validator uses the same rules line by line.
Grenzen
Unusual but valid values may fail.
FAQ
RFC email?
No. Unusual but valid addresses may fail.
Leap months?
Not checked. Only YYYY-MM-DD shape.