Wrote strcpy. Not sure if working

string/strcpy.c

@@ -0,0 +1,15 @@
+#include <string.h>
+
+char * strcpy(char * restrict dest, const char * restrict src) {
+  char * to = dest;
+  const char * from = src;
+  size_t i;
+
+  for(i = 0; from[i] != '\0'; i++) {
+    to[i] = from[i];
+  }
+
+  to[i] = from[i];
+
+  return dest;
+}