Validating javascript decimal numbers

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Published on 2010-03-22T20:16:55Z Indexed on 2010/03/22 20:21 UTC
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JavaScript

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regex

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jQuery

I'm using the following regexp to validate numbers in my javascript file:

var valid = (val.match(/^\d+$/));

It works fine for whole numbers like 100, 200, etc, however for things like 1.44, 4.11, etc, it returns false. How can I change it so numbers with a decimal are also accepted?

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