Script API - v1.21.0
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    import { world } from "@minecraft/server";

    world.beforeEvents.worldInitialize.subscribe((initEvent) => {
    initEvent.blockComponentRegistry.registerCustomComponent("custom:block", {
    beforeOnPlayerPlace: (event) => {
    const { player, block, face, permutationToPlace, dimension } =
    event;
    event.cancel = true; // include this if canceling block placement
    // Your code here
    },
    onEntityFallOn: (event) => {
    const { entity, block, fallDistance, dimension } = event;
    // Your code here
    },
    onPlace: (event) => {
    const { block, dimension, previousBlock } = event;
    // Your code here
    },
    onPlayerDestroy: (event) => {
    const { player, block, dimension, destroyedBlockPermutation } =
    event;
    // Your code here
    },
    onPlayerInteract: (event) => {
    const { player, block, dimension, face, faceLocation } = event;
    // Your code here
    },
    onRandomTick: (event) => {
    const { block, dimension } = event;
    // Your code here
    },
    onStepOff: (event) => {
    const { entity, block, dimension } = event;
    // Your code here
    },
    onStepOn: (event) => {
    const { entity, block, dimension } = event;
    // Your code here
    },
    onTick: (event) => {
    const { block, dimension } = event;
    // Your code here
    },
    });
    });
    Index

    Methods

    • Beta

      Parameters

      Returns void

      This function can throw errors.

      minecraftcommon.EngineError

      Error

      import {
      BlockComponentStepOnEvent,
      BlockCustomComponent,
      BlockPermutation,
      world,
      } from "@minecraft/server";

      class TurnToAirComponent implements BlockCustomComponent {
      onStepOn(data: BlockComponentStepOnEvent) {
      data.block.setPermutation(
      BlockPermutation.resolve("minecraft:emerald_block")
      );
      }
      }

      world.beforeEvents.worldInitialize.subscribe((event) => {
      event.blockComponentRegistry.registerCustomComponent(
      "jayly:custom_block",
      new TurnToAirComponent()
      );
      });