How to allow only double numbers in input React js

Question

Currently, i'm using this reg exp:

!/[0-9]/

But for digits like '0.40', or '2.43' this doesn't work. How can I change that reg exp above to match floats as well?

Oleg Imanilov · Accepted Answer · 2021-05-05 14:57:39Z

1

please try this:

/(\-?\d*\.?\d+)/

Oleg Imanilov

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answered May 5, 2021 at 10:44

Sachem

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