Roblox Lua Remote Function
The function used to do this is remotefunctioninvokeclient.
Roblox lua remote function. When the player client is invoked it will execute the bound function. To implement remote events you must create a remoteevent instance where both clients and the server can access it for instance replicatedstorage. The server listens for this function to be invoked by binding a function to remotefunctiononserverinvoke using the assignment operator and not with an event within a script. In order for both the server and clients to utilize a remote event the remoteevent object.
When a client wants to use a remote function it will invoke the server with the remotefunctioninvokeserver function within a localscript. In the explorer window click the button next to replicatedstorage and insert a remoteevent instance. The client listens for this function to be invoked by binding a function to remotefunctiononclientinvoke using the assignment operator and not with an event within a localscript.