tao wang wrote:
hi,
I'm trying to write a script to match a pattern like
this: 1.10
I wrote [\d.]+, but this also match with pattern ...
, which has no number in it. Could somebody help me
with it? I'm new to perl and scripts. thanks a lot.
\d.\d+
\d+.\d+
\d*.\d*
\d+\.+\d+
\d+\.*\d+
\d*\.+\d*
\d*\.*\d+
etc.
You get the idea, not sure what your possible data can be...
+ == one or more matches
* == zero or more matches
. == any character
\. == dot
\d == digit
http://danconia.org
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