Function isIPv4

lib/internal/net.js:37–42

* @param {string} s * @returns {boolean}

(s)

 * @returns {boolean}
 */
function isIPv4(s) {
  // TODO(aduh95): Replace RegExpPrototypeTest with RegExpPrototypeExec when it
  // no longer creates a perf regression in the dns benchmark.
  // eslint-disable-next-line node-core/avoid-prototype-pollution
  return RegExpPrototypeTest(IPv4Reg, s);
}

/**
 * @param {string} s