path_speed

The calling instance's speed at which it's following its path (in pixels per step).

语法：

path_speed;

Returns: Real.

描述

You can use this function to get or to set the speed of a path after it has been started. you can use negative values to signify that the instance should follow the path in reverse.

例如：

path_speed = -1 + random(2);

The above code will set the instance to travel the path at a random speed between -1 and 1.

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