Logic

2.5 Logic

• ① If-do. Click the blue setting icon to add “else if” or “else”.

• ② “and”/“or”.

• ③ Compare strings.

• ④ Test if it is true/if it is false.

• ⑤ “true”/“false”.

• ⑥ = / ≠ / < / ≤ / > / ≥ 。

• ⑦ “not”.

• ⑧ “null”.