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Regex - Numbers

Numbers only

^[0-9]*$

5 digits only

Minimum 3 digits

2-5 digits

0 and numbers not begin with 0

(0

Numbers not begin with 0 and maximum 2 decimals

Positive or Negative numbers with maximum 2 decimals

Positive, Negative numbers and any decimal length

(\-

Numbers with maximum 2 decimals

Numbers with 1-5 decimals

Positive Integer, excluding 0

OR

Negative Integer, excluding 0

OR

Positive Integer

OR

[1-9]\d*

Negative Integer

-[1-9]\d*

OR

Positive floating-point

[1-9]\d\.\d

OR

[1-9]\d\.\d	0\.\d[1-9]\d	0?\.0+

Negative floating-point

OR

-([1-9]\d\.\d

OR

(-([1-9]\d\.\d	0\.\d[1-9]\d))	0?\.0+

OR

Floating-point

-?([1-9]\d\.\d	0\.\d[1-9]\d	0?\.0+