'Regex for any number above 20

im using: Dim Regex As Regex = New Regex("([A-z]{2})([2-9]{1})([1-9]{1})")

numbers such as 30 or 40 won't match, and if I change it to 0, then 20 will be accepted, which I don't want



Solution 1:[1]

New Regex("^(([2-9]|(1[0-9]))[0-9]+)$")

Solution 2:[2]

you can use this regex to select all above 20(21,22,.......):

/[2][1-9]/g

Sources

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Source: Stack Overflow

Solution Source
Solution 1 MoRe
Solution 2 Tomak