[thelist] numeric only regex?
Frank
lists at frankmarion.com
Tue Aug 2 18:39:16 CDT 2005
At 12:51 PM 2005-08-02, you wrote:
>Hi, I'm trying to come up with a simple regex that will allow me to test
>for numbers 0-9 ONLY. The
>numbers are held in a variable 'numtext'. I got as far as:
>
>var match = /[\d\d]/.test(numtext);
Depending on the language... try this:
Assuming you want only one instance of 0 to 9: [0-9]
Only two instances: [0-9][0-9] OR [0-9]{2,}
Infinite instances: [0-9]+
Zero or more instances: [0-9]*
Zero or one instances: [0-9]?
Here's a pretty useful reference
http://www.anybrowser.org/bbedit/grep.shtml
Frank Marion lists at frankmarion.com Keep the signal high.
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