emailRegStr top-level constant

String const emailRegStr

RFC 5321/5322 local-part characters before @. Domain requires at least one . with a 2+ char TLD.

Implementation

const String emailRegStr =
    r'^[a-zA-Z0-9.!#$%&'
    "'"
    r'*+/=?^_`{|}~-]+'
    r'@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?'
    r'(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*'
    r'\.[a-zA-Z]{2,}$';