Regular Expression Recipes for Windows Developers : A Problem-Solution Approach

by Good, Nathan A.

• ISBN13: 9781590594971
• ISBN10: 1590594975
• Format: Paperback
• Copyright: 2005-05-30
• Publisher: Apress

Summary

Regular Expressions are an essential part of programming, but they can be hard to come to grips with. Regular Expression Recipes for Windows Developers contains over 100 of the most popular regular expressions, along with explanations of how to use each one. Languages covered include JavaScript, VB, VB.NET, and C#. The author provides concise syntax references as needed, and enables the reader to learn more about regular expressions by example. Web and applications developers will find the examples in this book accurate and relevant. This book will be an ideal solutions guide for a developer or systems administrator to keep in a handy place for quick reference.

Table of Contents

About the Author	xix
About the Technical Reviewer	xx
Acknowledgments	xxi
Introduction	xxiii
Syntax Overview	xxvii
Words and Text	1	(90)
Finding Blank Lines	2	(4)
.NET Framework	2	(2)
VBScript	4	(1)
JavaScript	4	(1)
How It Works	5	(1)
Finding Words	6	(4)
.NET Framework	6	(2)
VBScript	8	(1)
JavaScript	8	(1)
How It Works	9	(1)
Finding Multiple Words with One Search	10	(4)
.NET Framework	10	(2)
VBScript	12	(1)
JavaScript	12	(1)
How It Works	13	(1)
Variations	13	(1)
Finding Variations on Words (John, Jon, Jonathan)	14	(4)
.NET Framework	14	(2)
VBScript	16	(1)
JavaScript	16	(1)
How It Works	17	(1)
Variations	17	(1)
Finding Similar Words (bat, cat, mat)	18	(4)
.NET Framework	18	(2)
VBScript	20	(1)
JavaScript	20	(1)
How It Works	21	(1)
Variations	21	(1)
Replacing Words	22	(3)
.NET Framework	22	(1)
VBScript	23	(1)
JavaScript	23	(1)
How It Works	24	(1)
Replacing Everything Between Two Delimiters	25	(4)
.NET Framework	25	(1)
VBScript	26	(1)
JavaScript	26	(1)
How It Works	27	(2)
Replacing Tab Characters	29	(3)
.NET Framework	29	(1)
VBScript	30	(1)
JavaScript	30	(1)
How It Works	31	(1)
Variations	31	(1)
Testing the Complexity of Passwords	32	(4)
.NET Framework	32	(2)
VBScript	34	(1)
JavaScript	34	(1)
How It Works	35	(1)
Variations	35	(1)
Finding Repeated Words	36	(4)
.NET Framework	36	(2)
VBScript	38	(1)
JavaScript	38	(1)
How It Works	39	(1)
Searching for Repeated Words Across Multiple Lines	40	(3)
.NET Framework	40	(1)
How It Works	41	(2)
Searching for Lines Beginning with a Word	43	(4)
.NET Framework	43	(2)
VBScript	45	(1)
JavaScript	45	(1)
How It Works	46	(1)
Searching for Lines Ending with a Word	47	(4)
.NET Framework	47	(2)
VBScript	49	(1)
JavaScript	49	(1)
How It Works	50	(1)
Variations	50	(1)
Finding Words Not Preceded by Other Words	51	(3)
.NET Framework	51	(2)
How It Works	53	(1)
Finding Words Not Followed by Other Words	54	(3)
.NET Framework	54	(2)
How It Works	56	(1)
Filtering Profanity	57	(3)
.NET Framework	57	(1)
VBScript	58	(1)
JavaScript	58	(1)
How It Works	59	(1)
Variations	59	(1)
Finding Strings in Quotes	60	(4)
.NET Framework	60	(2)
VBScript	62	(1)
JavaScript	62	(1)
How It Works	63	(1)
Escaping Quotes	64	(3)
.NET Framework	64	(1)
VBScript	65	(1)
JavaScript	65	(1)
How It Works	66	(1)
Removing Escaped Sequences	67	(2)
.NET Framework	67	(1)
How It Works	68	(1)
Adding Semicolons at the End of a Line	69	(3)
.NET Framework	69	(1)
VBScript	70	(1)
JavaScript	70	(1)
How It Works	71	(1)
Adding to the Beginning of a Line	72	(4)
.NET Framework	72	(1)
VBScript	73	(1)
JavaScript	74	(1)
How It Works	74	(1)
Variations	74	(2)
Replacing Smart Quotes with Straight Quotes	76	(3)
.NET Framework	76	(1)
VBScript	77	(1)
JavaScript	77	(1)
How It Works	78	(1)
Variations	78	(1)
Finding Uppercase Letters	79	(3)
.NET Framework	79	(2)
How It Works	81	(1)
Splitting Lines in a File	82	(3)
.NET Framework	82	(1)
VBScript	83	(1)
How It Works	84	(1)
Joining Lines in a File	85	(3)
.NET Framework	85	(1)
VBScript	86	(1)
How It Works	87	(1)
Removing Everything on a Line After a Certain Character	88	(3)
.NET Framework	88	(1)
VBScript	89	(1)
JavaScript	90	(1)
How It Works	90	(1)
URLs and Paths	91	(36)
Extracting the Scheme from a URI	92	(3)
.NET Framework	92	(1)
VBScript	93	(1)
How It Works	93	(2)
Extracting Domain Labels from URLs	95	(4)
.NET Framework	95	(1)
VBScript	96	(1)
JavaScript	97	(1)
How It Works	97	(1)
Variations	98	(1)
Extracting the Port from a URL	99	(3)
.NET Framework	99	(1)
VBScript	100	(1)
JavaScript	100	(1)
How It Works	101	(1)
Variations	101	(1)
Extracting the Path from a URL	102	(4)
.NET Framework	102	(1)
VBScript	103	(1)
JavaScript	103	(1)
How It Works	104	(1)
Variations	105	(1)
Extracting Query Strings from URLs	106	(3)
.NET Framework	106	(1)
VBScript	107	(1)
JavaScript	107	(1)
How It Works	108	(1)
Variations	108	(1)
Replacing URLs with Links	109	(4)
.NET Framework	109	(1)
VBScript	110	(1)
JavaScript	111	(1)
How It Works	112	(1)
Extracting the Drive Letter	113	(3)
.NET Framework	113	(1)
VBScript	114	(1)
JavaScript	115	(1)
How It Works	115	(1)
Extracting UNC Hostnames	116	(3)
.NET Framework	116	(1)
VBScript	117	(1)
JavaScript	117	(1)
How It Works	118	(1)
Extracting Filenames from Paths	119	(4)
.NET Framework	119	(1)
VBScript	120	(1)
JavaScript	121	(1)
How It Works	121	(2)
Extracting Extensions from Filenames	123	(4)
.NET Framework	123	(1)
VBScript	124	(1)
JavaScript	124	(1)
How It Works	125	(2)
CSV and Tab-Delimited Files	127	(28)
Finding Valid CSV Records	128	(4)
.NET Framework	128	(1)
VBScript	129	(1)
How It Works	130	(1)
Variations	131	(1)
Finding Valid Tab-Delimited Records	132	(3)
.NET Framework	132	(1)
VBScript	133	(1)
How It Works	134	(1)
Changing CSV Files to Tab-Delimited Files	135	(4)
.NET Framework	135	(1)
VBScript	136	(1)
How It Works	136	(2)
Variations	138	(1)
Changing Tab-Delimited Files to CSV Files	139	(4)
.NET Framework	139	(1)
VBScript	140	(1)
How It Works	141	(1)
Variations	141	(2)
Extracting CSV Fields	143	(3)
.NET Framework	143	(1)
VBScript	144	(1)
How It Works	144	(2)
Extracting Tab-Delimited Fields	146	(3)
.NET Framework	146	(1)
VBScript	147	(1)
How It Works	147	(2)
Extracting Fields from Fixed-Width Files	149	(3)
.NET Framework	149	(1)
VBScript	150	(1)
How It Works	151	(1)
Converting Fixed-Width Files to CSV Files	152	(3)
.NET Framework	152	(2)
VBScript	154	(1)
How It Works	154	(1)
Formatting and Validating	155	(88)
Formatting U.S. Phone Numbers	156	(4)
.NET Framework	156	(1)
VBScript	157	(1)
JavaScript	158	(1)
How It Works	158	(2)
Formatting U.S. Dates	160	(3)
.NET Framework	160	(1)
VBScript	161	(1)
JavaScript	161	(1)
How It Works	162	(1)
Validating Alternate Dates	163	(5)
.NET Framework	163	(2)
VBScript	165	(1)
JavaScript	166	(1)
How It Works	166	(1)
Variations	167	(1)
Formatting Large Numbers	168	(3)
.NET Framework	168	(1)
How It Works	169	(2)
Formatting Negative Numbers	171	(4)
.NET Framework	171	(1)
VBScript	172	(1)
JavaScript	172	(1)
How It Works	173	(2)
Formatting Single Digits	175	(3)
.NET Framework	175	(1)
How It Works	176	(2)
Limiting User Input to Alpha Characters	178	(4)
.NET Framework	178	(2)
VBScript	180	(1)
JavaScript	180	(1)
How It Works	181	(1)
Validating U.S. Currency	182	(4)
.NET Framework	182	(2)
VBScript	184	(1)
JavaScript	184	(1)
How It Works	185	(1)
Limiting User Input to 15 Characters	186	(4)
.NET Framework	186	(2)
VBScript	188	(1)
JavaScript	188	(1)
How It Works	189	(1)
Validating IP Addresses	190	(4)
.NET Framework	190	(2)
VBScript	192	(1)
JavaScript	192	(1)
How It Works	193	(1)
Validating E-mail Addresses	194	(4)
.NET Framework	194	(2)
VBScript	196	(1)
JavaScript	197	(1)
How It Works	197	(1)
Validating U.S. Phone Numbers	198	(4)
.NET Framework	198	(2)
VBScript	200	(1)
JavaScript	200	(1)
How It Works	201	(1)
Validating U.S. Social Security Numbers	202	(4)
.NET Framework	202	(2)
VBScript	204	(1)
JavaScript	204	(1)
How It Works	205	(1)
Validating Credit Card Numbers	206	(4)
.NET Framework	206	(2)
VBScript	208	(1)
JavaScript	208	(1)
How It Works	209	(1)
Validating Dates in MM/DD/YYYY Format	210	(5)
.NET Framework	210	(2)
VBScript	212	(1)
JavaScript	212	(1)
How It Works	213	(2)
Validating Times	215	(5)
.NET Framework	215	(2)
VBScript	217	(1)
JavaScript	217	(1)
How It Works	218	(1)
Variations	219	(1)
Validating U.S. Postal Codes	220	(4)
.NET Framework	220	(2)
VBScript	222	(1)
JavaScript	222	(1)
How It Works	223	(1)
Extracting Usernames from E-mail Addresses	224	(3)
.NET Framework	224	(1)
VBScript	225	(1)
JavaScript	225	(1)
How It Works	226	(1)
Extracting Country Codes from International Phone Numbers	227	(3)
.NET Framework	227	(1)
VBScript	228	(1)
JavaScript	229	(1)
How It Works	229	(1)
Reformatting People's Names (First Name, Last Name)	230	(4)
.NET Framework	230	(1)
VBScript	231	(1)
JavaScript	232	(1)
How It Works	232	(1)
Variations	233	(1)
Finding Addresses with Post Office Boxes	234	(4)
.NET Framework	234	(2)
VBScript	236	(1)
JavaScript	236	(1)
How It Works	237	(1)
Validating Affirmative Responses	238	(5)
.NET Framework	238	(1)
VBScript	239	(1)
JavaScript	240	(1)
How It Works	240	(3)
HTML and XML	243	(28)
Finding an XML Tag	244	(3)
.NET Framework	244	(1)
VBScript	245	(1)
How It Works	246	(1)
Finding an XML Attribute	247	(3)
.NET Framework	247	(1)
VBScript	248	(1)
How It Works	249	(1)
Finding an HTML Attribute	250	(4)
.NET Framework	250	(1)
How It Works	251	(3)
Removing an HTML Attribute	254	(3)
.NET Framework	254	(1)
How It Works	255	(2)
Adding an HTML Attribute	257	(3)
.NET Framework	257	(1)
VBScript	258	(1)
How It Works	259	(1)
Variations	259	(1)
Removing Whitespace from HTML	260	(2)
.NET Framework	260	(1)
How It Works	261	(1)
Escaping Characters for HTML	262	(3)
.NET Framework	262	(1)
VBScript	263	(1)
How It Works	264	(1)
Removing Whitespace from CSS	265	(2)
.NET Framework	265	(1)
How It Works	266	(1)
Finding Matching <script> Tags	267	(4)
.NET Framework	267	(1)
VBScript	268	(1)
How It Works	268	(2)
Variations	270	(1)
Source Code	271	(86)
Finding Code Comments	272	(4)
.NET Framework	272	(1)
VBScript	273	(1)
How It Works	274	(2)
Finding Lines with an Odd Number of Quotes	276	(4)
.NET Framework	276	(2)
VBScript	278	(1)
JavaScript	278	(1)
How It Works	279	(1)
Reordering Method Parameters	280	(3)
.NET Framework	280	(1)
VBScript	281	(1)
JavaScript	282	(1)
How It Works	282	(1)
Changing a Method Name	283	(3)
.NET Framework	283	(1)
VBScript	284	(1)
JavaScript	284	(1)
How It Works	285	(1)
Removing Inline Comments	286	(3)
.NET Framework	286	(1)
VBScript	287	(1)
JavaScript	287	(1)
How It Works	288	(1)
Variations	288	(1)
Commenting Out Code	289	(3)
.NET Framework	289	(1)
VBScript	290	(1)
How It Works	290	(1)
Variations	291	(1)
Matching Variable Names	292	(4)
.NET Framework	292	(1)
VBScript	293	(1)
JavaScript	294	(1)
How It Works	294	(1)
Variations	295	(1)
Searching for Variable Declarations	296	(5)
.NET Framework	296	(1)
VBScript	297	(1)
JavaScript	298	(1)
How It Works	298	(3)
Searching for Words Within Comments	301	(3)
.NET Framework	301	(1)
VBScript	302	(1)
How It Works	303	(1)
Finding .NET Namespaces	304	(3)
.NET Framework	304	(1)
VBScript	305	(1)
JavaScript	306	(1)
How It Works	306	(1)
Finding Hexadecimal Numbers	307	(3)
.NET Framework	307	(1)
VBScript	308	(1)
JavaScript	309	(1)
How It Works	309	(1)
Finding GUIDs	310	(4)
.NET Framework	310	(1)
VBScript	311	(1)
JavaScript	312	(1)
How It Works	312	(2)
Setting a SQL Owner	314	(3)
.NET Framework	314	(1)
VBScript	315	(1)
How It Works	316	(1)
Validating Pascal Case Names	317	(4)
.NET Framework	317	(2)
VBScript	319	(1)
JavaScript	319	(1)
How It Works	319	(1)
Variations	320	(1)
Changing Null Comparisons	321	(4)
.NET Framework	321	(1)
VBScript	322	(1)
JavaScript	323	(1)
How It Works	323	(2)
Changing .NET Namespaces	325	(3)
.NET Framework	325	(1)
VBScript	326	(1)
JavaScript	326	(1)
How It Works	327	(1)
Removing Whitespace in Method Calls	328	(3)
.NET Framework	328	(1)
How It Works	329	(1)
Variations	330	(1)
Parsing Command-Line Arguments	331	(3)
.NET Framework	331	(1)
How It Works	332	(2)
Finding Words in Curly Braces	334	(3)
.NET Framework	334	(1)
VBScript	335	(1)
How It Works	336	(1)
Parsing Visual Basic .NET Declarations	337	(4)
.NET Framework	337	(1)
VBScript	338	(1)
JavaScript	339	(1)
How It Works	339	(2)
Parsing INI Files	341	(4)
.NET Framework	341	(1)
VBScript	342	(1)
JavaScript	343	(1)
How It Works	343	(2)
Parsing .NET Compiler Output	345	(3)
.NET Framework	345	(1)
How It Works	346	(2)
Parsing the Output of dir	348	(3)
.NET Framework	348	(1)
VBScript	349	(1)
How It Works	350	(1)
Setting the Assembly Version	351	(3)
.NET Framework	351	(1)
VBScript	352	(1)
How It Works	353	(1)
Matching Qualified Assembly Names	354	(3)
.NET Framework	354	(2)
How It Works	356	(1)
Index	357