Regular Expressions 101

Sponsors

Library entries

1
pcre

Route Regex

no description available
Submitted by anonymous - 8 years ago
1
pcre

tr

no description available
Submitted by anonymous - 8 years ago
1
pcre

reference

reference pattern checking
Submitted by karthikeyan - 8 years ago
1
pcre

ZLNLB

Zero length negative lookbehind
Submitted by anonymous - 7 years ago
1
pcre

replace test

no description available
Submitted by anonymous - 7 years ago
1
pcre

Code Review

username
Submitted by Devon Parsons - 7 years ago
1
pcre

transfer

no description available
Submitted by anonymous - 7 years ago
1
pcre

filter match

no description available
Submitted by anonymous - 7 years ago
1
pcre

Regex to get video ID from Youtube links

no description available
Submitted by anonymous - 7 years ago
1
pcre

deine regex

no description available
Submitted by anonymous - 7 years ago
1
pcre

testing for a bloke

Parsing html with regex is bad though.
Submitted by Iroh - 7 years ago
1
pcre

Ja som's regex

no description available
Submitted by anonymous - 7 years ago

The Ultmate Email validation regex

Vote

1

Regular Expression
pcre

/
^ (?&address) $ (?(DEFINE) (?<ALPHANUMERICE> [A-Za-z0-9!\#$%&'*+\-\/=?^_`{|}~] ) (?<CFWS> (?: (?: (?&FWS)? (?&comment) )++ (?&FWS)? ) | (?&FWS) ) (?<FWS> (?&WSPCRLF)++ ) (?<UTF8_extra_char> (?=[\x{C2}-\x{DF}\x{E0}-\x{EF}\x{F0}-\x{F4}]) (?: (?&UTF8_2) | (?&UTF8_3) | (?&UTF8_4) ) ) (?<UTF8_tail> [\x{80}-\x{BF}] ) (?<UTF8_2> [\x{C2}-\x{DF}] (?&UTF8_tail) ) (?<UTF8_3> \x{E0} [\x{A0}-\x{BF}] (?&UTF8_tail) | [\x{E1}-\x{EC}] (?&UTF8_tail){2} | \x{ED} [\x{80}-\x{9F}] (?&UTF8_tail) | [\x{EE}\x{EF}] (?&UTF8_tail){2} ) (?<UTF8_4> \x{F0} [\x{90}-\x{BF}] (?&UTF8_tail){2} | [\x{F1}-\x{F3}] (?&UTF8_tail){3} | \x{F4} [\x{80}-\x{8F}] (?&UTF8_tail){2} ) (?<VCHARWSP> [\x{21}-\x{7E}\ \t] ) (?<WSPCRLF> [\ \t\x{0D}\x{0A}] ) (?<address> (?&mailbox_list) | (?&group) ) (?<addr_spec> (?&local_part) @ (?&domain) ) (?<utf8_addr_spec> (?&utf8_local_part) @ (?&utf8_domain) ) (?<alt_address> (?&FWS) < (?&addr_spec) > ) (?<angle_addr> (?&CFWS)? < (?: (?&addr_spec) | (?&utf8_addr_spec) (?&alt_address)? | (?&obs_route)? (?&addr_spec) ) > (?&CFWS)? ) (?<atext> (?&ALPHANUMERICE) ) (?<utf8_atext> (?&ALPHANUMERICE) | (?&UTF8_extra_char) ) (?<atom> (?&CFWS)? (?&atext)++ (?&CFWS)? ) (?<utf8_atom> (?&CFWS)? (?&utf8_atext)++ (?&CFWS)? ) (?<utf8_ccontent> (?&ctext) | (?&utf8_quoted_pair) | (?&comment) ) (?<comment> \( (?: (?&FWS)? (?&utf8_ccontent) )*+ (?&FWS)? \) ) (?<ctext> [!-'*-\[\]-~] | (?&obs_ctext) | (?&UTF8_extra_char) ) (?<display_name> (?&phrase) ) (?<domain> (?&dot_atom) | (?&domain_literal) | (?&obs_domain) ) (?<utf8_domain> (?&utf8_dot_atom) | (?&domain_literal) | (?&obs_domain) ) (?<domain_literal> (?&CFWS)? \[ (?: (?&FWS)? (?&dtext) )*+ (?&FWS)? \] (?&CFWS)? ) (?<dot_atom> (?&CFWS)? (?&dot_atom_text) (?&CFWS)? ) (?<utf8_dot_atom> (?&CFWS)? (?&utf8_dot_atom_text) (?&CFWS)? ) (?<dot_atom_text> (?&atext)++ (?: \. (?&atext)++ )*+ ) (?<utf8_dot_atom_text> (?&utf8_atext)++ (?: \. (?&utf8_atext)++ )*+ ) (?<dtext> [!-Z^-~] | (?&obs_dtext) ) (?<group> (?&display_name) : (?&group_list)? ; (?&CFWS)? ) (?<group_list> (?&mailbox_list) | (?&CFWS) | (?&obs_group_list) ) (?<local_part> (?&dot_atom) | (?&quoted_string) | (?&obs_local_part) ) (?<utf8_local_part> (?&utf8_dot_atom) | (?&utf8_quoted_string) | (?&obs_local_part) ) (?<mailbox> (?&name_addr) | (?&addr_spec) | (?&utf8_addr_spec) ) (?<mailbox_list> (?: (?&mailbox) (?: , (?&mailbox) )*+ ) | (?&obs_mbox_list) ) (?<name_addr> (?&display_name)? (?&angle_addr) ) (?<obs_NO_WS_CTL> [\x{01}-\x{08}\x{0B}\x{0C}\x{0E}-\x{1F}\x{7F}] ) (?<obs_ctext> (?&obs_NO_WS_CTL) ) (?<obs_domain> (?&atom) (?: \. (?&atom) )*+ ) (?<obs_domain_list> (?: (?&CFWS) | , )*+ @ (?&domain) (?: , (?&CFWS)? (?: @ (?&domain) )? )*+ ) (?<obs_dtext> (?&obs_NO_WS_CTL) | (?&quoted_pair) ) (?<obs_group_list> (?: (?&CFWS)? , )++ (?&CFWS)? ) (?<obs_local_part> (?&word) (?: \. (?&word) )*+ ) (?<obs_mbox_list> (?: (?&CFWS)? , )*+ (?&mailbox) (?: , (?: (?&mailbox) | (?&CFWS))? )*+ ) (?<obs_phrase> (?&word) (?: (?&word) | \. | (?&CFWS) )*+ ) (?<obs_qp> \\ (?: \x{00} | (?&obs_NO_WS_CTL) | [\x{0D}\x{0A}] ) ) (?<obs_qtext> (?&obs_NO_WS_CTL) ) (?<obs_route> (?&obs_domain_list) : ) (?<phrase> (?&word)++ | (?&obs_phrase) ) (?<qcontent> (?&utf8_qcontent) ) (?<utf8_qcontent> (?&utf8_qtext) | (?&utf8_quoted_pair) ) (?<qtext> [!\#-\[\]-~] | (?&obs_qtext) ) (?<utf8_qtext> (?&qtext) | (?&UTF8_extra_char) ) (?<quoted_pair> \\ (?&VCHARWSP) | (?&obs_qp) ) (?<utf8_quoted_pair> \\ (?&utf8_text) | (?&obs_qp) ) (?<utf8_text> [\x{01}-\x{09}\x{0D}\x{0A}\x{0E}-\x{7F}] | (?&UTF8_extra_char) ) (?<quoted_string> (?&CFWS)? " (?: (?&FWS)? (?&qcontent) )*+ (?&FWS)? " (?&CFWS)? ) (?<utf8_quoted_string> (?&CFWS)? " (?: (?&FWS)? (?&utf8_qcontent) )*+ (?&FWS)? " (?&CFWS)? ) (?<word> (?&utf8_atom) | (?&utf8_quoted_string) ) )
/
x

Description

Loading markdown...
Submitted by anonymous - 4 years ago