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Regular Expression Details

Title Test Find Pattern Title
Expression
^\d*\.?\d*$
Description
Matches any unsigned floating point number/numeric string. Also matches empty strings.
Matches
123 | 3.14159 | .234
Non-Matches
abc | -3.14159 | 3.4.2
Author Rating: Not yet rated. Steven Smith
Source
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Existing User Comments

Title: mod to avoid matching of empty strings
Name: tiger
Date: 5/14/2011 11:12:55 AM
Comment:
The modification ^\d*\.?\d+$ does not match empty strings.


Title: modifyed mask
Name: rip_pit
Date: 6/8/2009 6:27:10 AM
Comment:
It was a good start for making my own regexp. TY here is mine : ^\d+(\.?\d+){0,1}$ Matches : 123 | 3.14159 Non-Matches : abc | -3.14159 | 3.4.2 | .234 | 234. |


Title: Doesn't match correctly
Name: Murray
Date: 5/26/2004 9:16:51 PM
Comment:
This matches . which is not good


Title: developer
Name: joe
Date: 4/22/2004 5:26:38 PM
Comment:
Allows decimal w/ no numbers after the decimal. Gave it a 4/5 rating.


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