function isASCIINumber (value) {
  if (value.length === 0) return false
  for (let i = 0; i < value.length; i++) {
    if (value.charCodeAt(i) < 0x30 || value.charCodeAt(i) > 0x39) return false
  }
  return true
}
Checks if the given value is a base 10 digit.
@param {string} value
@returns {boolean}