Private constructorReadonly Beta chatThis event is triggered after a chat message has been broadcast or sent to players.
import { WeatherType, system, world } from "@minecraft/server";
world.beforeEvents.chatSend.subscribe((event) => {
const { message, sender } = event;
const { dimension } = sender;
if (message === "!weather clear") {
event.cancel = true;
system.run(() => {
dimension.setWeather(WeatherType.Clear);
});
}
});
Readonly effectThis event is triggered after an event has been added to an entity.
Readonly entityFires before an entity is removed from the world (for example, unloaded or removed after being killed.)
Readonly explosionThis event is fired after an explosion occurs.
Readonly itemThis event fires when an item is successfully used by a player.
Readonly itemThis event fires when an item is used on a block by a player.
import { world, Player, BlockPermutation } from "@minecraft/server";
// Subscribe to the itemUseOn event before it happens
world.beforeEvents.itemUseOn.subscribe((event) => {
const { source, block, itemStack } = event;
if (!(source instanceof Player)) return;
source.sendMessage("You used " + itemStack.typeId + " on " + block.typeId);
// If the item is a diamond, set the block to be a diamond block
if (itemStack.typeId === "minecraft:diamond") {
block.setPermutation(
BlockPermutation.resolve("minecraft:diamond_block")
);
}
});
Readonly playerThis event fires before a block is broken by a player.
Readonly playerReadonly playerFires before a player interacts with a block.
Readonly playerFires before a player interacts with an entity.
Readonly playerFires when a player leaves the game.
import { world } from "@minecraft/server";
world.beforeEvents.playerLeave.subscribe(({ player }) => {
world.sendMessage(
`[${new Date().toISOString()}]` + player.name + "left the server"
);
});
Readonly Beta playerThis event fires before a block is placed by a player.
Readonly weatherReadonly worldThis event fires immediately when the script environment is initialized on a World. Not all script functionality may be available. For guaranteed access to world state, use the world initialize after event.
A set of events that fire before an actual action occurs. In most cases, you can potentially cancel or modify the impending event. Note that in before events any APIs that modify gameplay state will not function and will throw an error. (e.g., dimension.spawnEntity)