3 files changed, 11 insertions, 10 deletions
diff --git a/examples/network/network-chat/client.cpp b/examples/network/network-chat/client.cpp
index 97c2c44b6b..b76ef18238 100644
--- a/examples/network/network-chat/client.cpp
+++ b/examples/network/network-chat/client.cpp
@@ -71,8 +71,7 @@ void Client::sendMessage(const QString &message)
     if (message.isEmpty())
         return;
 
-    QList<Connection *> connections = peers.values();
-    foreach (Connection *connection, connections)
+    for (Connection *connection : qAsConst(peers))
         connection->sendMessage(message);
 }
 
@@ -90,8 +89,8 @@ bool Client::hasConnection(const QHostAddress &senderIp, int senderPort) const
     if (!peers.contains(senderIp))
         return false;
 
-    QList<Connection *> connections = peers.values(senderIp);
-    foreach (Connection *connection, connections) {
+    const QList<Connection *> connections = peers.values(senderIp);
+    for (const Connection *connection : connections) {
         if (connection->peerPort() == senderPort)
             return true;
     }
diff --git a/examples/network/network-chat/peermanager.cpp b/examples/network/network-chat/peermanager.cpp
index 38fa2e8e50..5c48edb1b9 100644
--- a/examples/network/network-chat/peermanager.cpp
+++ b/examples/network/network-chat/peermanager.cpp
@@ -104,9 +104,9 @@ void PeerManager::startBroadcasting()
     broadcastTimer.start();
 }
 
-bool PeerManager::isLocalHostAddress(const QHostAddress &address)
+bool PeerManager::isLocalHostAddress(const QHostAddress &address) const
 {
-    foreach (QHostAddress localAddress, ipAddresses) {
+    for (const QHostAddress &localAddress : ipAddresses) {
         if (address.isEqual(localAddress))
             return true;
     }
@@ -125,7 +125,7 @@ void PeerManager::sendBroadcastDatagram()
     }
 
     bool validBroadcastAddresses = true;
-    foreach (QHostAddress address, broadcastAddresses) {
+    for (const QHostAddress &address : qAsConst(broadcastAddresses)) {
         if (broadcastSocket.writeDatagram(datagram, address,
                                           broadcastPort) == -1)
             validBroadcastAddresses = false;
@@ -182,8 +182,10 @@ void PeerManager::updateAddresses()
 {
     broadcastAddresses.clear();
     ipAddresses.clear();
-    foreach (QNetworkInterface interface, QNetworkInterface::allInterfaces()) {
-        foreach (QNetworkAddressEntry entry, interface.addressEntries()) {
+    const QList<QNetworkInterface> interfaces = QNetworkInterface::allInterfaces();
+    for (const QNetworkInterface &interface : interfaces) {
+        const QList<QNetworkAddressEntry> entries = interface.addressEntries();
+        for (const QNetworkAddressEntry &entry : entries) {
             QHostAddress broadcastAddress = entry.broadcast();
             if (broadcastAddress != QHostAddress::Null && entry.ip() != QHostAddress::LocalHost) {
                 broadcastAddresses << broadcastAddress;
diff --git a/examples/network/network-chat/peermanager.h b/examples/network/network-chat/peermanager.h
index b79028235b..6105c83115 100644
--- a/examples/network/network-chat/peermanager.h
+++ b/examples/network/network-chat/peermanager.h
@@ -70,7 +70,7 @@ public:
     void setServerPort(int port);
     QString userName() const;
     void startBroadcasting();
-    bool isLocalHostAddress(const QHostAddress &address);
+    bool isLocalHostAddress(const QHostAddress &address) const;
 
 signals:
     void newConnection(Connection *connection);