if (player != null && player.getWorld() != null) player.getWorld().setBlockState(pos, state);
“But isn’t Kotlin slower?” – Not meaningfully. Kotlin compiles to the same bytecode as Java. In fact, inline functions and smart casts can produce more optimized bytecode than equivalent Java. kotlin for fabric
Let’s look at real modding scenarios. 1. Null Safety (Goodbye Crashes) Java: if (player
// Usage if (world.isSkyExposed(pos)) ... Define a custom component for your mod’s energy system: kotlin for fabric