regex for numbers and decimals only
const source = document.getElementById('source');
source.addEventListener('input', allowOnlyNumberAndDecimals);
function allowOnlyNumberAndDecimals(e) {
let str = e.target.value
const regExp = /^(d+(.d+)?)$/
let status = regExp.test(str) ? 'valid' : 'invalid'
console.log(status + ' : ' + source.value)
}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") ' TrueCopyright © 2021 Codeinu
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