B4A Question [Solved]A problem about ' xui.SubExists(Component As Object ,Sub as String,NotUsed As int) As Boolean ' in B4A,B4j and B4i - Theera    Sep 11, 2025 this as belows
#If B4i
If xui.SubExists(mCallBack, mEventName & "_ResultCalculated... "_ResultCalculated", result)
End If
#Else
If xui.SubExists... B4J Question Using XUI.SubExists in a Server project - Alessandro71    Jun 25, 2025 I have many classes that I use in cross-platform app projects that are using XUI.SubExists before... use XUI in a NON-UI project, so all XUI.SubExists are marked as errors.
I also tried to make my own... B4J Question [BANano] [solved] SubExists is returning False yet Sub is defined.. - Mashiane    Apr 6, 2022 Hi there
I have defined this sub in my class module
Sub BeforeRouteEnter(boTo As Map, boFrom As Map, boNext As BANanoObject)
Log("home: BeforeRouteEnter...")
End Sub
I was wondering why my app has not been working. I am checking with SubExists if the sub exists before I register it for use, thus in my case the sub is not registered because it does not exist.
or perhaps the sub... B4i Question SubExists use cases - Alessandro71    Sep 15, 2020 the different SubExist implementation: in B4A it has just 2 arguments, while in B4i it also requires and additional argument as the number of called sub args
So the following B4A code
If (SubExists...
will become
#if B4A
If (SubExists(callback, "RefreshFPS")) Then
#else if... Java Question subExists, raiseEvent - Semen Matusovskiy    Oct 7, 2018 Initialize (BA ba, String eventName)
{
if (ba.subExists (eventName))
{ BA...
Log ("Sub eventName")
End Sub
Why subExists returns "No", unlike inside main... B4A Question Why this SubExists don't works? - LucaMs    Apr 29, 2014 front and will then execute ShowList
If SubExists("Activity2", "ShowList") Then ' don't works
' If SubExists(Activity2, "ShowList") Then ' don... Java Question raiseEvent and subExists - Roger Garstang    Feb 15, 2013 exists with subExists then if so raiseEvent.
2. Just call raiseEvent.
Now, since I haven't seen a problem either way I'm assuming the first thing raiseEvent does is to call subExists? So... B4A Question SubExists, CallSub and Obfuscation - Erel (first post)    Jun 8, 2021   (2 reactions) It will be fixed at some point.... Spanish Que es lo que hace SubExists? - roerGarcia (first post)    Mar 9, 2021   (1 reaction) De hecho, la aplicacion que quiero extender y terminar ya usa jrdc2, es muy veloz, al grado de ejecu... B4A Question Classes are soon coming... - Erel    Jun 4, 2012   (2 reactions)   tags: Classes keywords. Polymorphism - Duck Typing with SubExist (new keyword) and CallSub keywords. Inheritance... Page: 1   2   3   4   5   6   7   |