MaxInterview - regex for numbers and decimals only

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1const source = document.getElementById('source');
2source.addEventListener('input', allowOnlyNumberAndDecimals);
3
4function allowOnlyNumberAndDecimals(e) {
5  let str = e.target.value
6  const regExp = /^(\d+(\.\d+)?)$/
7
8  let status = regExp.test(str) ? 'valid' : 'invalid'
9
10  console.log(status + ' : ' + source.value)
11}

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