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最严谨的校验email地址的正则表达式及各种语言对应版

2020-01-20 22:10:51
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通用

复制代码 代码如下:

(?:[a-z0-9!#$%&'*+/=?^_`{|}~-]+(?:/.[a-z0-9!#$%&'*+/=?^_`{|}~-]+)*|"(?:[/x01-/x08/x0b/x0c/x0e-/x1f/x21/x23-/x5b/x5d-/x7f]|//[/x01-/x09/x0b/x0c/x0e-/x7f])*")@(?:(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?/.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?|/[(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)/.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?|[a-z0-9-]*[a-z0-9]:(?:[/x01-/x08/x0b/x0c/x0e-/x1f/x21-/x5a/x53-/x7f]|//[/x01-/x09/x0b/x0c/x0e-/x7f])+)/])

Python
r"(^[a-zA-Z0-9_.+-]+@[a-zA-Z0-9-]+/.[a-zA-Z0-9-.]+$)"

Javascript

复制代码 代码如下:

/^[-a-z0-9~!$%^&*_=+}{/'?]+(/.[-a-z0-9~!$%^&*_=+}{/'?]+)*@([a-z0-9_][-a-z0-9_]*(/.[-a-z0-9_]+)*/.(aero|arpa|biz|com|coop|edu|gov|info|int|mil|museum|name|net|org|pro|travel|mobi|[a-z][a-z])|([0-9]{1,3}/.[0-9]{1,3}/.[0-9]{1,3}/.[0-9]{1,3}))(:[0-9]{1,5})?$/i
PHP
复制代码 代码如下:

/^(?!(?:(?:/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-z0-9]+(?:-[a-z0-9]+)*/.){1,126}){1,}(?:(?:[a-z][a-z0-9]*)|(?:(?:xn--)[a-z0-9]+))(?:-[a-z0-9]+)*)|(?:/[(?:(?:IPv6:(?:(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){7})|(?:(?!(?:.*[a-f0-9][:/]]){7,})(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){0,5})?::(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){0,5})?)))|(?:(?:IPv6:(?:(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){5}:)|(?:(?!(?:.*[a-f0-9]:){5,})(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){0,3})?::(?:[a-f0-9]{1,4}(?::[a-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}))/]))$/iD
Perl / Ruby
(?:(?:/r/n)?[ /t])*(?:(?:(?:[^()<>@,;://"./[/] /000-/031]+(?:(?:(?:/r/n)?[ /t] )+|/Z|(?=[/["()<>@,;://"./[/]]))|"(?:[^/"/r//]|//.|(?:(?:/r/n)?[ /t]))*"(?:(?: /r/n)?[ /t])*)(?:/.(?:(?:/r/n)?[ /t])*(?:[^()<>@,;://"./[/] /000-/031]+(?:(?:( ?:/r/n)?[ /t])+|/Z|(?=[/["()<>@,;://"./[/]]))|"(?:[^/"/r//]|//.|(?:(?:/r/n)?[ /t]))*"(?:(?:/r/n)?[ /t])*))*@(?:(?:/r/n)?[ /t])*(?:[^()<>@,;://"./[/] /000-/0 31]+(?:(?:(?:/r/n)?[ /t])+|/Z|(?=[/["()<>@,;://"./[/]]))|/[([^/[/]/r//]|//.)*/ ](?:(?:/r/n)?[ /t])*)(?:/.(?:(?:/r/n)?[ /t])*(?:[^()<>@,;://"./[/] /000-/031]+ (?:(?:(?:/r/n)?[ /t])+|/Z|(?=[/["()<>@,;://"./[/]]))|/[([^/[/]/r//]|//.)*/](?: (?:/r/n)?[ /t])*))*|(?:[^()<>@,;://"./[/] /000-/031]+(?:(?:(?:/r/n)?[ /t])+|/Z |(?=[/["()<>@,;://"./[/]]))|"(?:[^/"/r//]|//.|(?:(?:/r/n)?[ /t]))*"(?:(?:/r/n) ?[ /t])*)*/<(?:(?:/r/n)?[ /t])*(?:@(?:[^()<>@,;://"./[/] /000-/031]+(?:(?:(?:/ r/n)?[ /t])+|/Z|(?=[/["()<>@,;://"./[/]]))|/[([^/[/]/r//]|//.)*/](?:(?:/r/n)?[ /t])*)(?:/.(?:(?:/r/n)?[ /t])*(?:[^()<>@,;://"./[/] /000-/031]+(?:(?:(?:/r/n) ?[ /t])+|/Z|(?=[/["()<>@,;://"./[/]]))|/[([^/[/]/r//]|//.)*/](?:(?:/r/n)?[ /t] )*))*(?:,@(?:(?:/r/n)?[ /t])*(?:[^()<>@,;://"./[/] /000-/031]+(?:(?:(?:/r/n)?[ /t])+|/Z|(?=[/["()<>@,;://"./[/]]))|/[([^/[/]/r//]|//.)*/](?:(?:/r/n)?[ /t])* )(?:/.(?:(?:/r/n)?[ /t])*(?:[^()<>@,;://"./[/] /000-/031]+(?:(?:(?:/r/n)?[ /t] )+|/Z|(?=[/["()<>@,;://"./[/]]))|/[([^/[/]/r//]|//.)*/](?:(?:/r/n)?[ /t])*))*) *:(?:(?:/r/n)?[ /t])*)?(?:[^()<>@,;://"./[/] /000-/031]+(?:(?:(?:/r/n)?[ /t])+ |/Z|(?=[/["()<>@,;://"./[/]]))|"(?:[^/"/r//]|//.|(?:(?:/r/n)?[ /t]))*"(?:(?:/r /n)?[ /t])*)(?:/.(?:(?:/r/n)?[ /t])*(?:[^()<>@,;://"./[/] /000-/031]+(?:(?:(?: /r/n)?[ /t])+|/Z|(?=[/["()<>@,;://"./[/]]))|"(?:[^/"/r//]|//.|(?:(?:/r/n)?[ /t ]))*"(?:(?:/r/n)?[ /t])*))*@(?:(?:/r/n)?[ /t])*(?:[^()<>@,;://"./[/] /000-/031 ]+(?:(?:(?:/r/n)?[ /t])+|/Z|(?=[/["()<>@,;://"./[/]]))|/[([^/[/]/r//]|//.)*/]( ?:(?:/r/n)?[ /t])*)(?:/.(?:(?:/r/n)?[ /t])*(?:[^()<>@,;://"./[/] /000-/031]+(? :(?:(?:/r/n)?[ /t])+|/Z|(?=[/["()<>@,;://"./[/]]))|/[([^/[/]/r//]|//.)*/](?:(? :/r/n)?[ /t])*))*/>(?:(?:/r/n)?[ /t])*)|(?:[^()<>@,;://"./[/] /000-/031]+(?:(? :(?:/r/n)?[ /t])+|/Z|(?=[/["()<>@,;://"./[/]]))|"(?:[^/"/r//]|//.|(?:(?:/r/n)? [ /t]))*"(?:(?:/r/n)?[ /t])*)*:(?:(?:/r/n)?[ /t])*(?:(?:(?:[^()<>@,;://"./[/] /000-/031]+(?:(?:(?:/r/n)?[ /t])+|/Z|(?=[/["()<>@,;://"./[/]]))|"(?:[^/"/r//]| //.|(?:(?:/r/n)?[ /t]))*"(?:(?:/r/n)?[ /t])*)(?:/.(?:(?:/r/n)?[ /t])*(?:[^()<> @,;://"./[/] /000-/031]+(?:(?:(?:/r/n)?[ /t])+|/Z|(?=[/["()<>@,;://"./[/]]))|" (?:[^/"/r//]|//.|(?:(?:/r/n)?[ /t]))*"(?:(?:/r/n)?[ /t])*))*@(?:(?:/r/n)?[ /t] )*(?:[^()<>@,;://"./[/] /000-/031]+(?:(?:(?:/r/n)?[ /t])+|/Z|(?=[/["()<>@,;:// "./[/]]))|/[([^/[/]/r//]|//.)*/](?:(?:/r/n)?[ /t])*)(?:/.(?:(?:/r/n)?[ /t])*(? :[^()<>@,;://"./[/] /000-/031]+(?:(?:(?:/r/n)?[ /t])+|/Z|(?=[/["()<>@,;://"./[ /]]))|/[([^/[/]/r//]|//.)*/](?:(?:/r/n)?[ /t])*))*|(?:[^()<>@,;://"./[/] /000- /031]+(?:(?:(?:/r/n)?[ /t])+|/Z|(?=[/["()<>@,;://"./[/]]))|"(?:[^/"/r//]|//.|( ?:(?:/r/n)?[ /t]))*"(?:(?:/r/n)?[ /t])*)*/<(?:(?:/r/n)?[ /t])*(?:@(?:[^()<>@,; ://"./[/] /000-/031]+(?:(?:(?:/r/n)?[ /t])+|/Z|(?=[/["()<>@,;://"./[/]]))|/[([ ^/[/]/r//]|//.)*/](?:(?:/r/n)?[ /t])*)(?:/.(?:(?:/r/n)?[ /t])*(?:[^()<>@,;://" ./[/] /000-/031]+(?:(?:(?:/r/n)?[ /t])+|/Z|(?=[/["()<>@,;://"./[/]]))|/[([^/[/ ]/r//]|//.)*/](?:(?:/r/n)?[ /t])*))*(?:,@(?:(?:/r/n)?[ /t])*(?:[^()<>@,;://"./ [/] /000-/031]+(?:(?:(?:/r/n)?[ /t])+|/Z|(?=[/["()<>@,;://"./[/]]))|/[([^/[/]/ r//]|//.)*/](?:(?:/r/n)?[ /t])*)(?:/.(?:(?:/r/n)?[ /t])*(?:[^()<>@,;://"./[/] /000-/031]+(?:(?:(?:/r/n)?[ /t])+|/Z|(?=[/["()<>@,;://"./[/]]))|/[([^/[/]/r//] |//.)*/](?:(?:/r/n)?[ /t])*))*)*:(?:(?:/r/n)?[ /t])*)?(?:[^()<>@,;://"./[/] /0 00-/031]+(?:(?:(?:/r/n)?[ /t])+|/Z|(?=[/["()<>@,;://"./[/]]))|"(?:[^/"/r//]|// .|(?:(?:/r/n)?[ /t]))*"(?:(?:/r/n)?[ /t])*)(?:/.(?:(?:/r/n)?[ /t])*(?:[^()<>@, ;://"./[/] /000-/031]+(?:(?:(?:/r/n)?[ /t])+|/Z|(?=[/["()<>@,;://"./[/]]))|"(? :[^/"/r//]|//.|(?:(?:/r/n)?[ /t]))*"(?:(?:/r/n)?[ /t])*))*@(?:(?:/r/n)?[ /t])* (?:[^()<>@,;://"./[/] /000-/031]+(?:(?:(?:/r/n)?[ /t])+|/Z|(?=[/["()<>@,;://". /[/]]))|/[([^/[/]/r//]|//.)*/](?:(?:/r/n)?[ /t])*)(?:/.(?:(?:/r/n)?[ /t])*(?:[ ^()<>@,;://"./[/] /000-/031]+(?:(?:(?:/r/n)?[ /t])+|/Z|(?=[/["()<>@,;://"./[/] ]))|/[([^/[/]/r//]|//.)*/](?:(?:/r/n)?[ /t])*))*/>(?:(?:/r/n)?[ /t])*)(?:,/s*( ?:(?:[^()<>@,;://"./[/] /000-/031]+(?:(?:(?:/r/n)?[ /t])+|/Z|(?=[/["()<>@,;:// "./[/]]))|"(?:[^/"/r//]|//.|(?:(?:/r/n)?[ /t]))*"(?:(?:/r/n)?[ /t])*)(?:/.(?:( ?:/r/n)?[ /t])*(?:[^()<>@,;://"./[/] /000-/031]+(?:(?:(?:/r/n)?[ /t])+|/Z|(?=[ /["()<>@,;://"./[/]]))|"(?:[^/"/r//]|//.|(?:(?:/r/n)?[ /t]))*"(?:(?:/r/n)?[ /t ])*))*@(?:(?:/r/n)?[ /t])*(?:[^()<>@,;://"./[/] /000-/031]+(?:(?:(?:/r/n)?[ /t ])+|/Z|(?=[/["()<>@,;://"./[/]]))|/[([^/[/]/r//]|//.)*/](?:(?:/r/n)?[ /t])*)(? :/.(?:(?:/r/n)?[ /t])*(?:[^()<>@,;://"./[/] /000-/031]+(?:(?:(?:/r/n)?[ /t])+| /Z|(?=[/["()<>@,;://"./[/]]))|/[([^/[/]/r//]|//.)*/](?:(?:/r/n)?[ /t])*))*|(?: [^()<>@,;://"./[/] /000-/031]+(?:(?:(?:/r/n)?[ /t])+|/Z|(?=[/["()<>@,;://"./[/ ]]))|"(?:[^/"/r//]|//.|(?:(?:/r/n)?[ /t]))*"(?:(?:/r/n)?[ /t])*)*/<(?:(?:/r/n) ?[ /t])*(?:@(?:[^()<>@,;://"./[/] /000-/031]+(?:(?:(?:/r/n)?[ /t])+|/Z|(?=[/[" ()<>@,;://"./[/]]))|/[([^/[/]/r//]|//.)*/](?:(?:/r/n)?[ /t])*)(?:/.(?:(?:/r/n) ?[ /t])*(?:[^()<>@,;://"./[/] /000-/031]+(?:(?:(?:/r/n)?[ /t])+|/Z|(?=[/["()<> @,;://"./[/]]))|/[([^/[/]/r//]|//.)*/](?:(?:/r/n)?[ /t])*))*(?:,@(?:(?:/r/n)?[ /t])*(?:[^()<>@,;://"./[/] /000-/031]+(?:(?:(?:/r/n)?[ /t])+|/Z|(?=[/["()<>@, ;://"./[/]]))|/[([^/[/]/r//]|//.)*/](?:(?:/r/n)?[ /t])*)(?:/.(?:(?:/r/n)?[ /t] )*(?:[^()<>@,;://"./[/] /000-/031]+(?:(?:(?:/r/n)?[ /t])+|/Z|(?=[/["()<>@,;:// "./[/]]))|/[([^/[/]/r//]|//.)*/](?:(?:/r/n)?[ /t])*))*)*:(?:(?:/r/n)?[ /t])*)? (?:[^()<>@,;://"./[/] /000-/031]+(?:(?:(?:/r/n)?[ /t])+|/Z|(?=[/["()<>@,;://". /[/]]))|"(?:[^/"/r//]|//.|(?:(?:/r/n)?[ /t]))*"(?:(?:/r/n)?[ /t])*)(?:/.(?:(?: /r/n)?[ /t])*(?:[^()<>@,;://"./[/] /000-/031]+(?:(?:(?:/r/n)?[ /t])+|/Z|(?=[/[ "()<>@,;://"./[/]]))|"(?:[^/"/r//]|//.|(?:(?:/r/n)?[ /t]))*"(?:(?:/r/n)?[ /t]) *))*@(?:(?:/r/n)?[ /t])*(?:[^()<>@,;://"./[/] /000-/031]+(?:(?:(?:/r/n)?[ /t]) +|/Z|(?=[/["()<>@,;://"./[/]]))|/[([^/[/]/r//]|//.)*/](?:(?:/r/n)?[ /t])*)(?:/ .(?:(?:/r/n)?[ /t])*(?:[^()<>@,;://"./[/] /000-/031]+(?:(?:(?:/r/n)?[ /t])+|/Z |(?=[/["()<>@,;://"./[/]]))|/[([^/[/]/r//]|//.)*/](?:(?:/r/n)?[ /t])*))*/>(?:( ?:/r/n)?[ /t])*))*)?;/s*)

Perl 5.10 or newer

/(?(DEFINE)(?<address> (?&mailbox) | (?&group))(?<mailbox> (?&name_addr) | (?&addr_spec))(?<name_addr> (?&display_name)? (?&angle_addr))(?<angle_addr> (?&CFWS)? < (?&addr_spec) > (?&CFWS)?)(?<group> (?&display_name) : (?:(?&mailbox_list) | (?&CFWS))? ;(?&CFWS)?)(?<display_name> (?&phrase))(?<mailbox_list> (?&mailbox) (?: , (?&mailbox))*)(?<addr_spec> (?&local_part) /@ (?&domain))(?<local_part> (?&dot_atom) | (?"ed_string))(?<domain> (?&dot_atom) | (?&domain_literal))(?<domain_literal> (?&CFWS)? /[ (?: (?&FWS)? (?&dcontent))* (?&FWS)?/] (?&CFWS)?)(?<dcontent> (?&dtext) | (?"ed_pair))(?<dtext> (?&NO_WS_CTL) | [/x21-/x5a/x5e-/x7e])(?<atext> (?&ALPHA) | (?&DIGIT) | [!#/$%&'*+-/=?^_`{|}~])(?<atom> (?&CFWS)? (?&atext)+ (?&CFWS)?)(?<dot_atom> (?&CFWS)? (?&dot_atom_text) (?&CFWS)?)(?<dot_atom_text> (?&atext)+ (?: /. (?&atext)+)*)(?<text> [/x01-/x09/x0b/x0c/x0e-/x7f])(?<quoted_pair> // (?&text))(?<qtext> (?&NO_WS_CTL) | [/x21/x23-/x5b/x5d-/x7e])(?<qcontent> (?&qtext) | (?"ed_pair))(?<quoted_string> (?&CFWS)? (?&DQUOTE) (?:(?&FWS)? (?&qcontent))*(?&FWS)? (?&DQUOTE) (?&CFWS)?)(?<word> (?&atom) | (?"ed_string))(?<phrase> (?&word)+)# Folding white space(?<FWS> (?: (?&WSP)* (?&CRLF))? (?&WSP)+)(?<ctext> (?&NO_WS_CTL) | [/x21-/x27/x2a-/x5b/x5d-/x7e])(?<ccontent> (?&ctext) | (?"ed_pair) | (?&comment))(?<comment> /( (?: (?&FWS)? (?&ccontent))* (?&FWS)? /) )(?<CFWS> (?: (?&FWS)? (?&comment))*(?: (?:(?&FWS)? (?&comment)) | (?&FWS)))# No whitespace control(?<NO_WS_CTL> [/x01-/x08/x0b/x0c/x0e-/x1f/x7f])(?<ALPHA> [A-Za-z])(?<DIGIT> [0-9])(?<CRLF> /x0d /x0a)(?<DQUOTE> ")(?<WSP> [/x20/x09]))(?&address)/x

Ruby (simpler version)

//A([/w+/-].?)+@[a-z/d/-]+(/.[a-z]+)*/.[a-z]+/z/i

.NET

^/w+([-+.']/w+)*@/w+([-.]/w+)*/./w+([-.]/w+)*$


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