Unreal Engine 4.x Scripting with C++ Cookbook - Second Edition

How to do it...

1. In your code, enter a line of code using the following form:

UE_LOG(LogTemp, Warning, TEXT("Some warning message") );

For instance, if you wanted to add this to the script in the previous recipe, it may look like this:

#include "Chapter_01GameModeBase.h"void AChapter_01GameModeBase::BeginPlay(){  Super::BeginPlay();  // Basic UE_LOG message  UE_LOG(LogTemp, Warning, TEXT("Some warning message") );}

2. Turn on the Output Log inside the UE4 editor by going to Window | Developer Tools | Output Log to see your log messages printed in that window as your program is running:

3. If you play your game by clicking on the Play button from ...