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Component.BroadcastMessage

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public method BroadcastMessage(methodName: string, parameter: object = null, options: SendMessageOptions = SendMessageOptions.RequireReceiver): void;
public void BroadcastMessage(string methodName, object parameter = null, SendMessageOptions options = SendMessageOptions.RequireReceiver);
public method BroadcastMessage(methodName: string, options: SendMessageOptions): void;
public void BroadcastMessage(string methodName, SendMessageOptions options);

Parameters

methodNameName of the method to call.
parameterOptional parameter to pass to the method (can be any value).
optionsShould an error be raised if the method does not exist for a given target object?

Description

Calls the method named methodName on every MonoBehaviour in this game object or any of its children.

The receiving method can choose to ignore parameter by having zero arguments. if options is set to SendMessageOptions.RequireReceiver an error is printed when the message is not picked up by any component.

    /// Calls the function ApplyDamage with a value of 5
    BroadcastMessage ("ApplyDamage", 5.0);

    // Every script attached to the game object and all its children
    // that has a ApplyDamage function will be called.
    function ApplyDamage (damage : float) {
        print (damage);
    }

no example available in C#

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Copyright © 2018 Unity Technologies. Publication: 2018.1-002N. Built: 2018-12-04.
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