Documentation Index
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Read the function behind a callback member.
getcallbackvalue(instance: Instance, member: string) -> function?
BindableFunction.OnInvoke or a RemoteFunction.OnClientInvoke. Callback members are write-only from Luau, so this is the only way to read back what is bound.
Also registered as getcallbackmember.
nil if none is set.local fn = getcallbackvalue(someRemoteFunction, "OnClientInvoke")
| Message | Condition |
|---|---|
getcallbackvalue requires an Instance and a member name | Arguments were missing or wrong type. |
member is unavailable or callback is unset | No callback is bound to that member. |
callback implementation is unavailable | The callback storage could not be read. |
callback implementation is not recognized | The callback shape was not recognized. |
callback reference is unavailable | The callback reference could not be read. |
callback reference is unset | The callback reference was empty. |
callback reference does not hold a function | The reference did not resolve to a function. |
getproperties: list an instance’s members.