<div style="margin: 12px 0px; font-family: arial; color: #333333; background: #ffffff; border: solid 4px #e5e5e5; width: 100%; clear: left;"><div class="CM_CTB_Content_Wrap" style="margin: 0px; padding: 0px;background-color: #ffffff;"><div style="border-bottom: solid 1px #dcdcdc; white-space: nowrap; margin-bottom: 8px; background-color: #eeeeee ;background-image: url(http://clipmarks.com/images/source-bg.gif); background-repeat: repeat-x; height: 24px; line-height: 24px; vertical-align: middle; padding-bottom: 4px; color: #666666; font-size: 10px;" ><a href="http://clipmarks.com/clip-to-blog/" title="see clips that are hot right now"><img src="http://content.clipmarks.com/blog_embed/3843d915-44d4-4ae3-9a1a-eb8d4bb8e898/968D1754-8F8D-49B7-95EF-1A0ADD26CFCF/" alt="" width="19" height="19" border="0" style="vertical-align: middle; margin: 0px 4px; display: inline; border: none; float:none;" /></a>clipped from <a title="http://net.tutsplus.com/tutorials/other/8-regular-expressions-you-should-know/" href="http://net.tutsplus.com/tutorials/other/8-regular-expressions-you-should-know/" style="font-size: 11px;">net.tutsplus.com</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://net.tutsplus.com/tutorials/other/8-regular-expressions-you-should-know/"><H1>8 Regular Expressions You Should Know</H1></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://net.tutsplus.com/tutorials/other/8-regular-expressions-you-should-know/"><H2>Matching a Username</H2></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://net.tutsplus.com/tutorials/other/8-regular-expressions-you-should-know/"><div align="center"><img src="http://content9.clipmarks.com/blog_cache/net.tutsplus.com/img/2F0151F8-C1A6-4720-90E7-680983F1A34D" alt="Matching a username" /></div></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://net.tutsplus.com/tutorials/other/8-regular-expressions-you-should-know/"><H2>Matching a Password</H2></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://net.tutsplus.com/tutorials/other/8-regular-expressions-you-should-know/"><div align="center"><img src="http://content6.clipmarks.com/blog_cache/net.tutsplus.com/img/E83FD992-25EB-4AFA-99BA-0AB6C0778502" alt="Matching a password" /></div></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://net.tutsplus.com/tutorials/other/8-regular-expressions-you-should-know/"><H2>Matching a Hex Value</H2></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://net.tutsplus.com/tutorials/other/8-regular-expressions-you-should-know/"><div align="center"><img src="http://content7.clipmarks.com/blog_cache/net.tutsplus.com/img/E74EE832-F0DA-42C0-A36E-BFF23F286AB1" alt="Matching a hex valud" /></div></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://net.tutsplus.com/tutorials/other/8-regular-expressions-you-should-know/"><H2>Matching a Slug</H2></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://net.tutsplus.com/tutorials/other/8-regular-expressions-you-should-know/"><div align="center"><img src="http://content8.clipmarks.com/blog_cache/net.tutsplus.com/img/01E7A8EC-3DEB-47E1-B799-6E4DB91976CF" alt="Matching a slug" /></div></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://net.tutsplus.com/tutorials/other/8-regular-expressions-you-should-know/"><H2>Matching an Email</H2></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://net.tutsplus.com/tutorials/other/8-regular-expressions-you-should-know/"><div align="center"><img src="http://content9.clipmarks.com/blog_cache/net.tutsplus.com/img/7BB6D6DF-2A41-4DBE-B8E6-EF17C09849A8" alt="Matching an email" /></div></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://net.tutsplus.com/tutorials/other/8-regular-expressions-you-should-know/"><H2>Matching a URL</H2></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://net.tutsplus.com/tutorials/other/8-regular-expressions-you-should-know/"><div align="center"><img src="http://content6.clipmarks.com/blog_cache/net.tutsplus.com/img/E9965640-9A98-46D7-826B-D379692FDF9F" alt="Matching a url" /></div></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://net.tutsplus.com/tutorials/other/8-regular-expressions-you-should-know/"><H2>Matching an IP Address</H2></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://net.tutsplus.com/tutorials/other/8-regular-expressions-you-should-know/"><div align="center"><img src="http://content7.clipmarks.com/blog_cache/net.tutsplus.com/img/26F144F7-C074-48CD-AA2A-89B04AC64DAA" alt="Matching an IP address" /></div></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://net.tutsplus.com/tutorials/other/8-regular-expressions-you-should-know/"><H2>Matching an HTML Tag</H2></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://net.tutsplus.com/tutorials/other/8-regular-expressions-you-should-know/"><div align="center"><img src="http://content8.clipmarks.com/blog_cache/net.tutsplus.com/img/7D6FF599-5885-4C2A-86B7-B54B00557BB0" alt="Matching an HTML tag" /></div></blockquote></div><div style="margin: 0px 6px 6px 4px;"><table style="font-size: 11px;border-spacing: 0px;padding: 0px;" cellpadding="0" cellspacing="0" width="100%"><tr><td style="background:transparent;border-width:0px;padding:0px;">&nbsp;</td><td align="right" style="background:transparent;border-width:0px;padding:0px;width:107px" width="107"><a href="http://clipmarks.com/share/968D1754-8F8D-49B7-95EF-1A0ADD26CFCF/blog/" title="blog or email this clip"><img src="http://content9.clipmarks.com/images/c2b-foot.png" border="0" alt="blog it" width="107" height="17" style="border-width:0px;padding:0px;margin:0px;" /></a></td></tr></table></div></div>

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