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-rw-r--r--c.html.markdown7
1 files changed, 5 insertions, 2 deletions
diff --git a/c.html.markdown b/c.html.markdown
index d243b19d..2b50efa0 100644
--- a/c.html.markdown
+++ b/c.html.markdown
@@ -230,10 +230,13 @@ printf("%p\n", &x); // Use & to retrieve the address of a variable
// (%p formats a pointer)
// => Prints some address in memory;
-// Pointer types end with * in their declaration
-int* px; // px is a pointer to an int
+
+// Pointers start with * in their declaration
+int *px, not_a_pointer; // px is a pointer to an int
px = &x; // Stores the address of x in px
printf("%p\n", px); // => Prints some address in memory
+printf("%d, %d\n", (int)sizeof(px), (int)sizeof(not_a_pointer));
+// => Prints "8, 4" on 64-bit system
// To retreive the value at the address a pointer is pointing to,
// put * in front to de-reference it.