From:	thiago@php.net	Date:	Mon Oct  6 12:16:09 2008
Subject:	note 86170 rejected from function.ereg by thiago

Note Submitter: Anonymous 

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I`m very sorry for the stupid question but what is the meaning of ^ at the beginning and $ at the end of the string:

if (ereg("^[a-zA-Z0-9\-\.]+\.(com|org|net|mil|edu)$",