| <?php | |
| $v = new Vector(); | |
| $v->x = 1.0; | |
| $v->y = 2.0; | |
| $v->z = 3.0; | |
| $w = new Vector(); | |
| $w->x = 10.0; | |
| $w->y = 11.0; | |
| $w->z = 12.0; | |
| echo "I just created the following vector\n"; | |
| vector_print($v); | |
| vector_print($w); | |
| echo "\nNow I'm going to compute the dot product\n"; | |
| $d = dot_product($v, $w); | |
| echo "dot product = $d (should be 68)\n"; | |
| echo "\nNow I'm going to add the vectors together\n"; | |
| $r = new Vector(); | |
| vector_add($v, $w, $r); | |
| vector_print($r); | |
| echo "The value should be (11,13,15)\n"; | |
| echo "\nNow I'm going to clean up the return result\n"; | |
| unset($r); | |
| echo "Good\n"; |