Fortune* Example: convert simple for-loop to ranged-for

Ends up shortening the loop, making it easier to read at a glance.

Pick-to: 6.5
Task-number: QTBUG-108875
Change-Id: Ia12a994259b00e9b57f2de48124be9cb38553bf5
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@qt.io>

1 files changed, 4 insertions, 5 deletions

diff --git a/examples/network/blockingfortuneclient/blockingclient.cpp b/examples/network/blockingfortuneclient/blockingclient.cpp
index ef059b2e5f..b530e052f6 100644
--- a/examples/network/blockingfortuneclient/blockingclient.cpp
+++ b/examples/network/blockingfortuneclient/blockingclient.cpp
@@ -14,12 +14,11 @@ BlockingClient::BlockingClient(QWidget *parent)
 
     // find out which IP to connect to
     QString ipAddress;
-    QList<QHostAddress> ipAddressesList = QNetworkInterface::allAddresses();
+    const QList<QHostAddress> ipAddressesList = QNetworkInterface::allAddresses();
     // use the first non-localhost IPv4 address
-    for (int i = 0; i < ipAddressesList.size(); ++i) {
-        if (ipAddressesList.at(i) != QHostAddress::LocalHost &&
-            ipAddressesList.at(i).toIPv4Address()) {
-            ipAddress = ipAddressesList.at(i).toString();
+    for (const QHostAddress &entry : ipAddressesList) {
+        if (entry != QHostAddress::LocalHost && entry.toIPv4Address()) {
+            ipAddress = entry.toString();
             break;
         }
     }