mpyw / filter_validate_email.html

HTML Pattern Attribute Validation compatible with PHP's filter_var() and mpyw/FILTER_VALIDATE_EMAIL.js

@mpyw, pronounced as "mappy." Web Backend Developer/Engineer. Laravel Contributor.

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filter_validate_email.html's Issues

Ascii Regex Broken

Pattern attribute value ^(?!(?:(?:\x22?\x5C[\x00-\x7E]\x22?)|(?:\x22?[^\x5C\x22]\x22?)){255,})(?!(?:(?:\x22?\x5C[\x00-\x7E]\x22?)|(?:\x22?[^\x5C\x22]\x22?)){65,}@)(?:(?:[\x21\x23-\x27\x2A\x2B\x2D\x2F-\x39\x3D\x3F\x5E-\x7E]+)|(?:\x22(?:[\x01-\x08\x0B\x0C\x0E-\x1F\x21\x23-\x5B\x5D-\x7F]|(?:\x5C[\x00-\x7F]))*\x22))(?:\.(?:(?:[\x21\x23-\x27\x2A\x2B\x2D\x2F-\x39\x3D\x3F\x5E-\x7E]+)|(?:\x22(?:[\x01-\x08\x0B\x0C\x0E-\x1F\x21\x23-\x5B\x5D-\x7F]|(?:\x5C[\x00-\x7F]))*\x22)))*@(?:(?:(?!.*[^.]{64,})(?:(?:(?:xn--)?[a-zA-Z0-9]+(?:-+[a-zA-Z0-9]+)*\.){1,126})+(?:(?:[a-zA-Z][a-zA-Z0-9]*)|(?:(?:xn--)[a-zA-Z0-9]+))(?:-+[a-zA-Z0-9]+)*)|(?:\[(?:(?:IPv6:(?:(?:[a-fA-F0-9]{1,4}(?::[a-fA-F0-9]{1,4}){7})|(?:(?!(?:.*[a-fA-F0-9][:\]]){7,})(?:[a-fA-F0-9]{1,4}(?::[a-fA-F0-9]{1,4}){0,5})?::(?:[a-fA-F0-9]{1,4}(?::[a-fA-F0-9]{1,4}){0,5})?)))|(?:(?:IPv6:(?:(?:[a-fA-F0-9]{1,4}(?::[a-fA-F0-9]{1,4}){5}:)|(?:(?!(?:.*[a-fA-F0-9]:){5,})(?:[a-fA-F0-9]{1,4}(?::[a-fA-F0-9]{1,4}){0,3})?::(?:[a-fA-F0-9]{1,4}(?::[a-fA-F0-9]{1,4}){0,3}:)?)))?(?:(?:25[0-5])|(?:2[0-4][0-9])|(?:1[0-9]{2})|(?:[1-9]?[0-9]))(?:\.(?:(?:25[0-5])|(?:2[0-4][0-9])|(?:1[0-9]{2})|(?:[1-9]?[0-9]))){3}))]))$ is not a valid regular expression: Uncaught SyntaxError: Invalid regular expression: /^(?!(?:(?:\x22?\x5C[\x00-\x7E]\x22?)|(?:\x22?[^\x5C\x22]\x22?)){255,})(?!(?:(?:\x22?\x5C[\x00-\x7E]\x22?)|(?:\x22?[^\x5C\x22]\x22?)){65,}@)(?:(?:[\x21\x23-\x27\x2A\x2B\x2D\x2F-\x39\x3D\x3F\x5E-\x7E]+)|(?:\x22(?:[\x01-\x08\x0B\x0C\x0E-\x1F\x21\x23-\x5B\x5D-\x7F]|(?:\x5C[\x00-\x7F]))*\x22))(?:\.(?:(?:[\x21\x23-\x27\x2A\x2B\x2D\x2F-\x39\x3D\x3F\x5E-\x7E]+)|(?:\x22(?:[\x01-\x08\x0B\x0C\x0E-\x1F\x21\x23-\x5B\x5D-\x7F]|(?:\x5C[\x00-\x7F]))*\x22)))*@(?:(?:(?!.*[^.]{64,})(?:(?:(?:xn--)?[a-zA-Z0-9]+(?:-+[a-zA-Z0-9]+)*\.){1,126})+(?:(?:[a-zA-Z][a-zA-Z0-9]*)|(?:(?:xn--)[a-zA-Z0-9]+))(?:-+[a-zA-Z0-9]+)*)|(?:\[(?:(?:IPv6:(?:(?:[a-fA-F0-9]{1,4}(?::[a-fA-F0-9]{1,4}){7})|(?:(?!(?:.*[a-fA-F0-9][:\]]){7,})(?:[a-fA-F0-9]{1,4}(?::[a-fA-F0-9]{1,4}){0,5})?::(?:[a-fA-F0-9]{1,4}(?::[a-fA-F0-9]{1,4}){0,5})?)))|(?:(?:IPv6:(?:(?:[a-fA-F0-9]{1,4}(?::[a-fA-F0-9]{1,4}){5}:)|(?:(?!(?:.*[a-fA-F0-9]:){5,})(?:[a-fA-F0-9]{1,4}(?::[a-fA-F0-9]{1,4}){0,3})?::(?:[a-fA-F0-9]{1,4}(?::[a-fA-F0-9]{1,4}){0,3}:)?)))?(?:(?:25[0-5])|(?:2[0-4][0-9])|(?:1[0-9]{2})|(?:[1-9]?[0-9]))(?:\.(?:(?:25[0-5])|(?:2[0-4][0-9])|(?:1[0-9]{2})|(?:[1-9]?[0-9]))){3}))]))$/: Lone quantifier brackets