255^$|(^([!#-'*+\/-9=?A-Z^-~-]+(\.[!#-'*+\/-9=?A-Z^-~-]+)*|"([]!#-[^-~ \t]|([\t -~]))+")@([!#-'*+\/-9=?A-Z^-~-]+(\.[!#-'*+\/-9=?A-Z^-~-]+)*|[\t -Z^-~]*)$)255^$|^(?=\S)[\p{L}\p{N}a-zA-Z _.,:!?&%@\/+\-'|]+(?<=\S)$"An example name"
255^$|^(?=\S)[\p{L}\p{N}a-zA-Z _.,:!?&%@\/+\-'|]+(?<=\S)$"An example name"
255^$|^(?=\S)[\p{L}\p{N}a-zA-Z _.,:!?&%@\/+\-'|]+(?<=\S)$"An example name"
255^$|^(?=\S)[\p{L}\p{N}a-zA-Z _.,:!?&%@\/+\-'|]+(?<=\S)$"An example name"
255^$|^(?=\S)[\p{L}\p{N}a-zA-Z _.,:!?&%@\/+\-'|]+(?<=\S)$"An example name"
255^$|^(?=\S)[\p{L}\p{N}a-zA-Z _.,:!?&%@\/+\-'|]+(?<=\S)$"An example name"
255^$|^(?=\S)[\p{L}\p{N}a-zA-Z _.,:!?&%@\/+\-'|]+(?<=\S)$"An example name"
Standard ISO 3166-1 alpha-2 two-letter country code
255^[A-Z]{2}$"US"
Alphanumeric with slugs and underscores username
255^$|^[\p{L}\p{N}_-]{3,20}$"johndoe"
When provided, used to verify that a captcha is valid and get the success/failure result from the captcha provider server-side.
pending, complete BTC wallet address
^(bc1|[13])[a-zA-HJ-NP-Z0-9]{25,59}$"3FZbgi29cpjq2GjdwV8eyHuJJnkLtktZc5"
KDA wallet address
^k:[0-9a-fA-F]{64}$"k:0123456789ABCDEF0123456789ABCDEF0123456789ABCDEF0123456789ABCDEF"
LTC wallet address
^[LM3][a-km-zA-HJ-NP-Z1-9]{26,53}$"LUttH43tQ4x4qniCKr1Rqo8ESeXFPdv9ax"
CKB wallet address
^(ckb1q|ckt1q)[0-9a-z]{25,111}$"ckt1q9876543210abcdefghijklmnopqrstuvwxyz"
KAS wallet address
^kaspa:[1234567890ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz]{56,}$"kaspa:qrelgny7sr3vahq69yykxx36m65gvmhryxrlwngfzgu8xkdslum2yxjp3ap8m"
DOGE wallet address
^D[a-zA-Z0-9_.-]{33}$"DPcy35vmuk8GXcfu1vgFFEeij3BuYYJQKB"