Actually, the ^ means start of line. This character is used as a negative indicator only within the context of sets, eg, [^0-9].
Thanks, Steve Betts [EMAIL PROTECTED] 937-477-1797 -----Original Message----- From: ¸ÇÊÀºÀÏÀ [mailto:[EMAIL PROTECTED] Sent: Monday, January 30, 2006 8:58 AM To: [email protected] Subject: puzzle about regx ofurl pattern +^http://([a-z0-9]*\.)*pilat.free.fr/ As far as I know, '^' means matching the characters not within a range by * complementing* the set, so why it's a accepted pattern for crawl urls? So the same with -^(file|ftp|mailto) Any differences? -- ¡¶¸ÇÊÀºÀÏÀ¡·ºÃÆÀÈç³±£¬ÈÃÎÞÏßÊÕÊӾӸ߲»Ï£¬ÎÞÏ߸ßÐËÖ®Ó࣬ÈÔδÖØÓá£ÖÜÐdzÛÆñÊÇ ³ØÖÐÎϲ¾çÌì·Ö¼ÈȻո¶£¬µ±È»²»¸ÊÐÄÊÜÀäÂ䣬ÓÚÊÇתͶµçÓ°½ç£¬ÔÚ´óÒøÄ»ÉÏÒ»Õ¹·ç ²É¡£ÎÞÏ߼ȵÃǧÀïÂí£¬ÓÖʧǧÀïÂí£¬µ±È»ºó»ÚĪ¼°¡£
