isIP function

bool isIP(
  1. String value
)

Implementation

bool isIP(String value) {
  return _regex(r'^((25[0-5]|2[0-4]\d|1\d{2}|[1-9]\d|\d)\.){3}(25[0-5]|2[0-4]\d|1\d{2}|[1-9]\d|\d)$', value);
}