Differences

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--- cplusplus:pointers_2 [2016/03/05 22:21] – [Pointers as function parameters] mithat
+++ cplusplus:pointers_2 [2016/03/05 22:27] – [Calling functions by reference] mithat
@@ Line 89: / Line 89: @@
 void cubeByReference(int *nPtr)
 {
-    *nPtr = *nPtr * *nPtr * *nPtr;
+    *nPtr = (*nPtr) * (*nPtr) * (*nPtr); // parenthesis for readability
 }
 </file>
+<WRAP center round tip 90%>
+I (and many other programmers) feel this is a much better way of implementing call by reference because the syntax in the function invocation (e.g., ''cubeByReference(&number))'' makes it clear that a pointer is involved---which is good tip off that call by reference is being used.
+</WRAP>
 ===== The const qualifier and pointers =====