Beberapa Pola Regex Bermanfaat

// email:
    /^([^0-9\.\+])([\w.\+])+\@(([\w\-])+\.)+[a-zA-Z0-9]{2,}/
// url:
    /^(http:\/\/)([\w]+\.){1,}[A-Z]{2,}\b/gi
// creditcard:
    /^[0-9]{16}$/gi
// ccspecial:
    /^[0-9]{12}$/gi
// cvv:
    /^[0-9]{3,4}$/gi
// phone:
    /^[0-9]{10}$/gi
// postcode:
    /^[0-9]{4}$/gi
// numeric:
    /^[0-9]+$/gi
// alphanumeric:
    /^[0-9a-f\-\s]+$/gi
// dob:
    /^([0-9]{1,2}[\/]){2}[0-9]{4}$/g
// macAddress:
    /^([0-9a-fA-F]{2}[:-]){5}[0-9a-fA-F]{2}$/gi
// username:
    /^[a-z0-9\-_\.]{6,12}$/gi
// names:
    /^[a-z\.\-\s\']{1,}$/gi
// nonalpha:
    /[^A-Za-z]+/g
// nonalphanumeric:
    /[^A-Za-z0-9]+/g
// nonnumeric:
    /[^0-9\-\.]/g
// nonnumericExplicit:
    /[^0-9]/g

Sumber: Snipt - Some JS Regexes