swift4で【●Ambiguous use of 'dispatch_get_main_queue()'】とエラーが出てしまいます。 func session(_ session: MCSession, didReceive data: Data, fromPeer peerID: MCPeerID) { dispatch_async(dispatch_get_main_queue(), { Ambiguous use of 'dispatch_get_main_queue()' //(8) self.updateTextField(self.data2str(data)!) }) }

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Swift3


DispatchQueue.main.async(execute: { () -> Void in

})



Swift4