Component.SendMessage Manual     Reference     Scripting  
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Component.SendMessage

function SendMessage (methodName : string, value : object = null, options : SendMessageOptions = SendMessageOptions.RequireReceiver) : void

Description

Calls the method named methodName on every MonoBehaviour in this game object.

The receiving method can choose to ignore the argument 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
SendMessage ("ApplyDamage", 5.0);

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