Correction: That should be [a-z0-9]+. (note the plus)
-----Original Message-----
From: Timothy Johnson
To: 'Alex Cheung Tin Ka '; '[EMAIL PROTECTED] '
Sent: 11/13/02 12:01 AM
Subject: RE: match only a-z or 0-9
You've essentially already done it. [a-z0-9] is a character class that
includes all characters within that range. So something like this would
work:
if($string =~ /^[a-z0-9]$/){
print "It's only letters and digits.\n";
}else{
print "There's something else in there.\n";
}
-----Original Message-----
From: Alex Cheung Tin Ka
To: [EMAIL PROTECTED]
Sent: 11/12/02 11:14 PM
Subject: match only a-z or 0-9
Dear All,
Could anyone tell me how to make a regular expression for match a
string only [a-z0-9] ?
Thanks
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