1 files changed, 44 insertions, 0 deletions
diff --git a/examples/sharedptr.c b/examples/sharedptr.c
new file mode 100644
index 00000000..76072e2f
--- /dev/null
+++ b/examples/sharedptr.c
@@ -0,0 +1,44 @@
+#include <stdio.h>
+
+void int_del(int* x) {
+    printf("del: %d\n", *x);
+}
+
+#define i_val int
+#define i_valdel int_del
+#include <stc/csptr.h>
+
+#define i_key_csptr int
+#include <stc/csset.h>
+
+#define i_val_csptr int
+#include <stc/cvec.h>
+
+int main()
+{
+    c_forauto (cvec_int, vec)
+    c_forauto (csset_int, set)
+    {
+        csset_int_insert(&set, csptr_int_make(2021));
+        csset_int_insert(&set, csptr_int_make(2012));
+        csset_int_insert(&set, csptr_int_make(2022));
+        csset_int_insert(&set, csptr_int_make(2015));
+
+        // add odd numbers from set to vec:
+        c_foreach (i, csset_int, set) {
+            if (*i.ref->get & 1)
+                cvec_int_push_back(&vec, csptr_int_clone(*i.ref));
+        }
+
+        printf("print set:");
+        c_foreach (i, csset_int, set) {
+            printf(" %d", *i.ref->get);
+        }
+
+        printf("\nprint vec:");
+        c_foreach (i, cvec_int, vec) {
+            printf(" %d", *i.ref->get);
+        }
+        puts("");
+    }
+}