regex for number and letters
let regex = /[^A-Za-z0-9]+/regex numeric digits
' Needs reference "Microsoft VBScript Regular Expressions 5.5"
Dim rRegex As Object
Set rRegex = CreateObject("VBScript.RegExp")
rRegex.Pattern = "[0-9]{8,9}" ' 8 or 9 numbers
MsgBox rRegex.test("12345678") ' True
rRegex.Pattern = "[0-9]+" ' Numeric of any size
MsgBox rRegex.test("12345") ' Trueregex match number
For matching an integer number of one single char/digit, specify:
[0-9]
But for matching any number of more than one char/digit; add "+":
[0-9]+
Example for matching hour with minutes of HH:MM format in a file:
grep "[0-9]\+\:[0-9]\+" file.txtregex for numbers
Regex regex = new Regex(@"^\d$");Copyright © 2021 Codeinu
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