Hi,<br> I am new to this community.I have question regarding Pattern Matching in Perl.<br><br>1.when /ab?/ is given it returns true for "abbbb" but my question is "?" will support zero or one occurrence.<br>
<br>2.When i am giving /[0-9a-zA-Z] it returns true for "0AA" and "9aa" but my question is IT HAS TO ACCEPT ONLLY "0aa"/"9fG"....so on.<br><br>3.What is the difference between Pattern Matching and regular expression?Are both same?<br>
<br>Please reply ASAP.<br><br>Rgds,<br>Chinna<br>