Regular Expressions 101

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Regular Expression
PCRE (PHP <7.3)

/
^(([a-zA-Z0-9_\-\.]+)@([a-zA-Z0-9_\-\.]+)\.([a-zA-Z]{2,5}){1,25})+([;.](([a-zA-Z0-9_\-\.]+)@([a-zA-Z0-9_\-\.]+)\.([a-zA-Z]{2,5}){1,25})+)*$
/
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Description

Validate multiple Email-addresses separated by semicolon. No check on allowed domains, just a plain and simple check on the correct structure

Submitted by maxthelup - 10 years ago