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Title	Test Details Pattern Title
Expression	([A-Zäöü0-9\/][^a-z\:\,\(\)]*[A-Zäöü0-9])($|[\.\:\,\;\)\-\ \+]|s\b)
Description	Used to dynamically find acronyms in a sentence. The first pair of brackets gets the acronym, the second gets the text after the acronym.
Matches	ASN.1 | REGEXP
Non-Matches	***
Author	Rating: Not yet rated. Eric Lewis

Title	Test Details Resale License Number (CA)
Expression	^((([sS][r-tR-Tx-zX-Z])\s*([sx-zSX-Z])?\s*([a-zA-Z]{2,3}))?\s*(\d\d)\s*-?\s*(\d{6,7}))$
Description	California Resale License number validator. Validates Letters and Numbers or Number only. Letters: First 2 letters can be SR, SS, ST , SX, SY, SZ (TAT Code) Next optional letter can be S,X,Y,Z. Next letters must be a minimum of two and a maximum of 3 (District Code). Numbers: Can be 8-9 numbers. Numbers can be delimited with a hypen or spaces after the first 2 numbers. Note: I use () to extract the information I want for use in other scripts.
Matches	SR BH 97-578613 | 97578613 | SRXBH97578613
Non-Matches	RR BH 97-578613 | 9757861 | SRAABH 97-578613
Author	Rating: Not yet rated. Dean Dal Bozzo

Title	Test Details Pattern Title
Expression	^\d{2}(\x2e)(\d{3})(-\d{3})?$
Description	Other expression to standard 5 digit Brazilian Postal Codes (CEP), or the CEP + 3 digits (distribution identifiers - suffix). The diference of the original one, is that the "." is mandatory.
Matches	12.345-678 | 23.345-123 | 99.999
Non-Matches	41222-222 | 3.444-233 | 43.324444
Author	Rating: Not yet rated. Rafael Miranda

Title	Test Details Pattern Title
Expression	^(([+]\d{2}[ ][1-9]\d{0,2}[ ])|([0]\d{1,3}[-]))((\d{2}([ ]\d{2}){2})|(\d{3}([ ]\d{3})*([ ]\d{2})+))$
Description	Swedish phone numbers according to SIS standard
Matches	+46 8 123 456 78 | 08-123 456 78 | 0123-456 78
Non-Matches	+46 08-123 456 78 | 08 123 456 78 | 0123 456 78
Author	Rating: Not yet rated. Martin Henningsson

Title	Test Details Pattern Title
Expression	^(?!^(PRN|AUX|CLOCK\$|NUL|CON|COM\d|LPT\d|\..*)(\..+)?$)[^\x00-\x1f\\?*:\";|/]+$
Description	Checks for a valid windows file name (Must be used with the case-insensitive option Checks that the file has at lease one char, does not contain any invalid characters and does not have a reserved word as a file name. "If you see a " in the regex replace it with a " character"
Matches	test.txt | test.jpg.txt | a&b c.bmp
Non-Matches	CON | .pdf | test:2.pdf
Author	Rating: Not yet rated. Andre Van Der Merwe

Title	Test Details Font Sizes
Expression	^\d+\x20*([pP][xXtT])?$
Description	It can be used to validate Font Sizes. Thanks to Gideon Engelberth for the shorter version of my original expression.
Matches	1px | 100 PT | 20Px
Non-Matches	1abc | px | 1 sdfs
Author	Rating: Not yet rated. Vincent Faller

Title	Test Details Pattern Title
Expression	^(s-|S-){0,1}[0-9]{3}\s?[0-9]{2}$
Description	Validates swedish zipcodes (postnr) with or without space between groups. With leading s- or not. Can be disconnected by removing ''(s-|S-){0,1}''.
Matches	12345 | 932 68 | S-621 46
Non-Matches	5367 | 425611 | 31 545
Author	Rating: Not yet rated. Tommy Ullberg

Title	Test Details Pattern Title
Expression	^([0-9]{6}[\s\-]{1}[0-9]{12}|[0-9]{18})$
Description	This regular expression matches 'Switch' card numbers - a payment method used extensively in the UK.
Matches	000000 000000000000 | 000000-000000000000 | 000000000000000000
Non-Matches	000000_000000000000
Author	Rating: Not yet rated. Scott Frampton

Title	Test Details Pattern Title
Expression	\p{IsBasicLatin}
Description	Matches any character is the Basic Latin Unicode Range \U0000-U007F (Ascii 0-127) I've blogged about this and other expressions here http://blogs.regexadvice.com/mash/archive/2004/04/17/988.aspx
Matches	ABCxyz | 123 | +-=
Non-Matches	? | ? | ?
Author	Rating: Not yet rated. Michael Ash

Title	Test Details Pattern Title
Expression	(?-i:\b\p{Ll}+\b)
Description	This pattern matches lower-case letters
Matches	test | holã | p
Non-Matches	Test | 123 | ?S
Author	Rating: Not yet rated. Michael Ash

Title	Test Details Pattern Title
Expression	^[A-Z0-9]{8}-[A-Z0-9]{4}-[A-Z0-9]{4}-[A-Z0-9]{4}-[A-Z0-9]{12}$
Description	GUID Tester. It tests SQL Server GUIDs, which are alphanumeric characters grouped 8-4-4-4-12 (with the dashes). Make sure they don't have the brackets around them before you check them and have fun!
Matches	4D28C5AD-6482-41CD-B84E-4573F384BB5C | B1E1282C-A35C-4D5A-BF8B-7A3A51D9E388 | 91036A4A-A0F4-43F0-8CD
Non-Matches	{B1E1282C-A35C-4D3A-BF8B-7A3A51D9E388} | AAAAAAAAAAAAAAAAA | B;E1282C-A35C-4D3A-BF8B-7A3A51D9E38
Author	Rating: Not yet rated. James Bray

Title	Test Details Pattern Title
Expression	\b(\w+)\s+\1\b
Description	Uses backreferences and word boundaries to match repeated words seperated by whitespace without matching a word with the same ending as the next words beginning.
Matches	Tell the the preacher | some some | hubba hubba
Non-Matches	once an annual report | mandate dated submissions | Hubba hubba
Author	Rating: Not yet rated. Sean Carley

Title	Test Details Pattern Title
Expression	^[0-9]{4}\s{0,1}[a-zA-Z]{2}$
Description	Regular expression to evaluate dutch zipcodes. This is an updated version of Roland Mensenkamp.
Matches	2034AK | 2034 AK | 2034 ak
Non-Matches	2034 AK | 321321 AKSSAA
Author	Rating: Not yet rated. Jon van Leuven

Title	Test Details Pattern Title
Expression	(?-i:\b\p{Lu}+\b)
Description	Matches uppercase unicode alpha characters
Matches	ABCDE | ??G?? | Æ
Non-Matches	abc | aß?d | æ
Author	Rating: Not yet rated. Michael Ash

Title	Test Details Pattern Title
Expression	^.{4,8}$
Description	Matches any string between 4 and 8 characters in length. Limits the length of a string. Useful to add to password regular expressions.
Matches	asdf | 1234 | asdf1234
Non-Matches	asd | 123 | asdfe12345
Author	Rating: Not yet rated. Steven Smith

Title	Test Details Pattern Title
Expression	^[A-Z]{2}[0-9]{6}[A-DFM]{1}$
Description	UK National Insurance Number (NINO) validation. (The following modifications have been made: Only A to D are permitted as the last letter, and all letters should be in uppercase. For temporary numbers F and M are permitted for female and male holders.)
Matches	AB123456D | AB123456F | AB123456M
Non-Matches	AB123456E | ab123456d
Author	Rating: Not yet rated. Peter Whyte

Title	Test Details Pattern Title
Expression	^[A-Z]{1,2}[1-9][0-9]?[A-Z]? [0-9][A-Z]{2,}|GIR 0AA$
Description	Matches UK postcodes according to the following rules 1. LN NLL eg N1 1AA 2. LLN NLL eg SW4 0QL 3. LNN NLL eg M23 4PJ 4. LLNN NLL eg WS14 0JT 5. LLNL NLL eg SW1N 4TB 6. LNL NLL eg W1C 8LQ. Modifications: 1) Doesn't allow leading zeros in first part (outward) eg BT01 3RT is incorrect; it should be BT1 3RT. 2) Only allows uppercase letters, which is the preference of the UK Post Office. 3) Permits the only postcode to break the rules - GIR 0AA (for the old Girobank, now Alliance & Leicester bank, address)
Matches	G1 1AA | GIR 0AA | SW1 1ZZ
Non-Matches	BT01 3RT | G111 1AA
Author	Rating: Not yet rated. Peter Whyte

Title	Test Details Pattern Title
Expression	^(user=([a-z0-9]+,)*(([a-z0-9]+){1});)?(group=([a-z0-9]+,)*(([a-z0-9]+){1});)?(level=[0-9]+;)?$
Description	This re was used for a security routine. The format is: [user=name1,name2,...,nameN;][group=group1,group2,...,groupN;][level=number;] Each component is optional, but they must appear the in order listed if applicable.
Matches	user=foo,bar,quux;group=manager,admin;level=100; | group=nobody;level=24;
Non-Matches	user=foo | blahh
Author	Rating: Not yet rated. Michael Scovetta

Title	Test Details Pattern Title
Expression	\p{N}
Description	Matches numbers. Note: the second match (?) and the second non-match (IV) are not the same. I cover this in more detail here http://blogs.regexadvice.com/mash/archive/2004/04/17/988.aspx
Matches	123890 | ? | ½
Non-Matches	AAABB | IV | Ten
Author	Rating: Not yet rated. Michael Ash

Title	Test Details Pattern Title
Expression	\p{Sm}
Description	Math Symbols. NOTE: the second examples of match and non-match are not the same. The non-match is the keyboard dash. The match is the unicode minus sign.
Matches	+= | - | ± v =
Non-Matches	1 | - | 1x2
Author	Rating: Not yet rated. Michael Ash