Swift
Swift
Resolve a Hostname to an IP Address
See more Socket/SSL/TLS Examples
Demonstrates Socket.DnsLookup, which resolves a hostname and returns one numeric IP address.
Background. A maxWaitMs of 0 waits indefinitely; a positive value bounds the wait. Resolved results may be served from Chilkat's process-wide DNS cache.
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func chilkatTest() {
let socket = CkoSocket()!
// Resolve a hostname to a numeric IP address, waiting up to 5 seconds.
var ipAddress: String? = socket.dnsLookup(hostname: "example.com", maxWaitMs: 5000)
if socket.lastMethodSuccess == false {
print("\(socket.lastErrorText!)")
return
}
print("Resolved IP address: \(ipAddress!)")
}