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Home/ Questions/Q 1060541
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Editorial Team
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Editorial Team
Asked: May 16, 20262026-05-16T18:20:33+00:00 2026-05-16T18:20:33+00:00

I have a signal like this: public var e_collision:Signal = new Signal(GameObj); When the

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I have a signal like this:

public var e_collision:Signal = new Signal(GameObj);

When the object collides with another, I pass the other object as the argument.

But if the object collides with a wall, the wall is not a GameObj, I would like to know, can I pass null instead?

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  1. Editorial Team
    Editorial Team
    2026-05-16T18:20:33+00:00Added an answer on May 16, 2026 at 6:20 pm

    I finally had time to test, result: I can pass null as an argument.

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