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+====== SDK Script opcua-write.are ======
+<code c opcua-write.are>
+/* DESC: This script will write a new Value to a Node at a OPC-UA-Server.
+ * Copyright (C) 2012 NetModule AG
+ */
+void usage () {
+    printf("usage: opcua-write.are <opcuaserver> <nodeIndex> <nodeId> <newValue>\n");
+    exit(1);
+}
+if (argc != 5) {
+    usage();
+}
+opcuaserver = argv[1];
+nodeIndex = (int) argv[2];
+nodeId = (int) argv[3];
+newValue = (int) argv[4];
+client_0 = nb_opcua_connect(opcuaserver);
+if(client_0 >= 0) {
+	ret = nb_opcua_write(client_0, nodeIndex, nodeId, newValue);
+	if(ret < 0) {
+		printf("could not change value of Node Index: %d, Id: %d \n",nodeIndex, nodeId);
+	} else {
+		printf("succesfully connected and changed to value to %d\n", ret);
+	}
+	nb_opcua_disconnect(client_0);
+} else {
+	printf("could not connect to server %s\n", opcuaserver);
+}
+exit(0);
+</code>