From Test-Scratch-Wiki

筆跡清除
筆跡清除
類別 畫筆類積木
形狀 條形積木

The Clear 積木 is a 畫筆類積木 and a 條形積木. The block removes all marks made by the 畫筆 or 蓋章. This block is the only Pen block that the 舞台 can use.

用法示例

This block is used in almost all 專案 involving the pen (especially graphic editor simulations), as clearing the screen once the project starts would be a main priority.

Some common uses for the Clear block:

  • Clearing the screen in a paint program
當角色被點擊
造型換成 [Pressed v]
筆跡清除
造型換成 [Not Pressed v]
  • Resetting the penning ground in a pattern maker
等待直到 <(dots made) > [50]>
變數 [dots made v] 設為 [0]
筆跡清除
  • Removing stamps in a maze generator or something similar
當收到訊息 [Next maze v]
筆跡清除
廣播訊息 [Generate v]