@minecraft/server
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    Class EntityBeta

    Represents the state of an entity (a mob, the player, or other moving objects like minecarts) in the world.

    Hierarchy (View Summary)

    Index

    Properties

    dimension: Dimension

    Dimension that the entity is currently within.

    This property can throw when used.

    id: string

    Unique identifier of the entity. This identifier is intended to be consistent across loads of a world instance. No meaning should be inferred from the value and structure of this unique identifier - do not parse or interpret it. This property is accessible even if Entity.isValid is false.

    isClimbing: boolean

    Whether the entity is touching a climbable block. For example, a player next to a ladder or a spider next to a stone wall.

    This property can throw when used.

    isFalling: boolean

    Whether the entity has a fall distance greater than 0, or greater than 1 while gliding.

    This property can throw when used.

    isInWater: boolean

    Whether any part of the entity is inside a water block.

    This property can throw when used.

    isOnGround: boolean

    Whether the entity is on top of a solid block. This property may behave in unexpected ways. This property will always be true when an Entity is first spawned, and if the Entity has no gravity this property may be incorrect.

    This property can throw when used.

    isSleeping: boolean

    If true, the entity is currently sleeping.

    This property can throw when used.

    isSneaking: boolean

    Whether the entity is sneaking - that is, moving more slowly and more quietly.

    This property can't be edited in read-only mode.

    isSprinting: boolean

    Whether the entity is sprinting. For example, a player using the sprint action, an ocelot running away or a pig boosting with Carrot on a Stick.

    This property can throw when used.

    isSwimming: boolean

    Whether the entity is in the swimming state. For example, a player using the swim action or a fish in water.

    This property can throw when used.

    isValid: boolean

    Returns whether the entity can be manipulated by script. A Player is considered valid when it's EntityLifetimeState is set to Loaded.

    location: Vector3

    Current location of the entity.

    This property can throw when used.

    nameTag: string

    Given name of the entity.

    This property can't be edited in read-only mode.

    scoreboardIdentity?: ScoreboardIdentity

    Returns a scoreboard identity that represents this entity. Will remain valid when the entity is killed.

    target?: Entity

    Retrieves or sets an entity that is used as the target of AI-related behaviors, like attacking. If the entity currently has no target returns undefined.

    This property can throw when used.

    typeId: string

    Identifier of the type of the entity - for example, 'minecraft:skeleton'. This property is accessible even if Entity.isValid is false.

    Methods

    • Beta

      Parameters

      • effectType: string | EffectType

        Type of effect to add to the entity.

      • duration: number

        Amount of time, in ticks, for the effect to apply. There are 20 ticks per second. Use TicksPerSecond constant to convert between ticks and seconds. The value must be within the range [0, 20000000].

      • Optionaloptions: EntityEffectOptions

        Additional options for the effect.

      Returns undefined | Effect

      Returns nothing if the effect was added or updated successfully. This can throw an error if the duration or amplifier are outside of the valid ranges, or if the effect does not exist.

      Adds or updates an effect, like poison, to the entity.

      This function can't be called in read-only mode.

      This function can throw errors.

      import { DimensionLocation } from "@minecraft/server";
      import { MinecraftEffectTypes } from "@minecraft/vanilla-data";

      function spawnPoisonedVillager(
      targetLocation: DimensionLocation
      ) {
      const villagerType = "minecraft:villager_v2<minecraft:ageable_grow_up>";
      const villager = targetLocation.dimension.spawnEntity(villagerType, targetLocation);
      const duration = 20;

      villager.addEffect(MinecraftEffectTypes.Poison, duration, { amplifier: 1 });
      }
      import { DimensionLocation } from "@minecraft/server";
      import { MinecraftEntityTypes, MinecraftEffectTypes } from "@minecraft/vanilla-data";

      function quickFoxLazyDog(log: (message: string, status?: number) => void, targetLocation: DimensionLocation) {
      const fox = targetLocation.dimension.spawnEntity(MinecraftEntityTypes.Fox, {
      x: targetLocation.x + 1,
      y: targetLocation.y + 2,
      z: targetLocation.z + 3,
      });

      fox.addEffect(MinecraftEffectTypes.Speed, 10, {
      amplifier: 2,
      });
      log("Created a fox.");

      const wolf = targetLocation.dimension.spawnEntity(MinecraftEntityTypes.Wolf, {
      x: targetLocation.x + 4,
      y: targetLocation.y + 2,
      z: targetLocation.z + 3,
      });
      wolf.addEffect(MinecraftEffectTypes.Slowness, 10, {
      amplifier: 2,
      });
      wolf.isSneaking = true;
      log("Created a sneaking wolf.", 1);
      }
    • Beta

      Parameters

      • tag: string

        Content of the tag to add. The tag must be less than 256 characters.

      Returns boolean

      Returns true if the tag was added successfully. This can fail if the tag already exists on the entity.

      Adds a specified tag to an entity.

      This function can't be called in read-only mode.

      This function can throw errors.

      import { EntityQueryOptions, DimensionLocation } from "@minecraft/server";

      function tagsQuery(targetLocation: DimensionLocation) {
      const mobs = ["creeper", "skeleton", "sheep"];

      // create some sample mob data
      for (let i = 0; i < 10; i++) {
      const mobTypeId = mobs[i % mobs.length];
      const entity = targetLocation.dimension.spawnEntity(mobTypeId, targetLocation);
      entity.addTag("mobparty." + mobTypeId);
      }

      const eqo: EntityQueryOptions = {
      tags: ["mobparty.skeleton"],
      };

      for (const entity of targetLocation.dimension.getEntities(eqo)) {
      entity.kill();
      }
      }
    • Beta

      Parameters

      Returns boolean

      Whether the entity takes any damage. This can return false if the entity is invulnerable or if the damage applied is less than or equal to 0.

      Applies a set of damage to an entity.

      This function can't be called in read-only mode.

      This function can throw errors.

      import { system, EntityHealthComponent, EntityComponentTypes, DimensionLocation } from "@minecraft/server";
      import { MinecraftEntityTypes } from "@minecraft/vanilla-data";

      function applyDamageThenHeal(
      log: (message: string, status?: number) => void,
      targetLocation: DimensionLocation
      ) {
      const skelly = targetLocation.dimension.spawnEntity(MinecraftEntityTypes.Skeleton, targetLocation);

      skelly.applyDamage(19); // skeletons have max damage of 20 so this is a near-death skeleton

      system.runTimeout(() => {
      const health = skelly.getComponent(EntityComponentTypes.Health) as EntityHealthComponent;
      log("Skeleton health before heal: " + health?.currentValue);
      health?.resetToMaxValue();
      log("Skeleton health after heal: " + health?.currentValue);
      }, 20);
      }
    • Beta

      Parameters

      Returns void

      Applies impulse vector to the current velocity of the entity.

      This function can't be called in read-only mode.

      This function can throw errors.

      import { DimensionLocation } from "@minecraft/server";
      import { MinecraftEntityTypes } from "@minecraft/vanilla-data";

      function applyImpulse(targetLocation: DimensionLocation) {
      const zombie = targetLocation.dimension.spawnEntity(MinecraftEntityTypes.Zombie, targetLocation);

      zombie.clearVelocity();

      // throw the zombie up in the air
      zombie.applyImpulse({ x: 0, y: 0.5, z: 0 });
      }
    • Beta

      Parameters

      • horizontalForce: VectorXZ
      • verticalStrength: number

        Knockback strength for the vertical vector.

      Returns void

      Applies impulse vector to the current velocity of the entity.

      This function can't be called in read-only mode.

      This function can throw errors.

      import { EntityQueryOptions, DimensionLocation } from "@minecraft/server";

      function bounceSkeletons(targetLocation: DimensionLocation) {
      const mobs = ["creeper", "skeleton", "sheep"];

      // create some sample mob data
      for (let i = 0; i < 10; i++) {
      targetLocation.dimension.spawnEntity(mobs[i % mobs.length], targetLocation);
      }

      const eqo: EntityQueryOptions = {
      type: "skeleton",
      };

      for (const entity of targetLocation.dimension.getEntities(eqo)) {
      entity.applyKnockback(0, 0, 0, 1);
      }
      }
    • Beta

      Returns void

      Clears all dynamic properties that have been set on this entity.

      This function can throw errors.

    • Beta

      Returns void

      Sets the current velocity of the Entity to zero. Note that this method may not have an impact on Players.

      This function can't be called in read-only mode.

      This function can throw errors.

      import { DimensionLocation } from "@minecraft/server";
      import { MinecraftEntityTypes } from "@minecraft/vanilla-data";

      function applyImpulse(targetLocation: DimensionLocation) {
      const zombie = targetLocation.dimension.spawnEntity(MinecraftEntityTypes.Zombie, targetLocation);

      zombie.clearVelocity();

      // throw the zombie up in the air
      zombie.applyImpulse({ x: 0, y: 0.5, z: 0 });
      }
    • Beta

      Parameters

      • OptionaluseEffects: boolean

        Whether to show any visual effects connected to the extinguishing.

      Returns boolean

      Returns whether the entity was on fire.

      Extinguishes the fire if the entity is on fire. Note that you can call getComponent('minecraft:onfire') and, if present, the entity is on fire.

      This function can't be called in read-only mode.

      This function can throw errors.

      import { system, EntityOnFireComponent, EntityComponentTypes, DimensionLocation } from "@minecraft/server";
      import { MinecraftEntityTypes } from "@minecraft/vanilla-data";

      function setOnFire(log: (message: string, status?: number) => void, targetLocation: DimensionLocation) {
      const skelly = targetLocation.dimension.spawnEntity(MinecraftEntityTypes.Skeleton, targetLocation);

      skelly.setOnFire(20, true);

      system.runTimeout(() => {
      const onfire = skelly.getComponent(EntityComponentTypes.OnFire) as EntityOnFireComponent;
      log(onfire?.onFireTicksRemaining + " fire ticks remaining.");

      skelly.extinguishFire(true);
      log("Never mind. Fire extinguished.");
      }, 20);
      }
    • Beta

      Parameters

      Returns undefined | BlockRaycastHit

      Returns the first intersecting block from the direction that this entity is looking at.

      Returns the first intersecting block from the direction that this entity is looking at.

      This function can throw errors.

    • Beta

      Type Parameters

      • T extends string

      Parameters

      • componentId: T

        The identifier of the component (e.g., 'minecraft:health'). If no namespace prefix is specified, 'minecraft:' is assumed. Available component IDs can be found as part of the EntityComponentTypes enum.

      Returns undefined | EntityComponentReturnType<T>

      Returns the component if it exists on the entity, otherwise undefined.

      Gets a component (that represents additional capabilities) for an entity.

      This function can throw errors.

      InvalidEntityError

    • Beta

      Returns EntityComponent[]

      Returns all components that are both present on this entity and supported by the API.

      Returns all components that are both present on this entity and supported by the API.

      This function can throw errors.

      InvalidEntityError

    • Beta

      Parameters

      • identifier: string

        The property identifier.

      Returns undefined | string | number | boolean | Vector3

      Returns the value for the property, or undefined if the property has not been set.

      Returns a property value.

      This function can throw errors.

    • Beta

      Returns string[]

      A string array of the dynamic properties set on this entity.

      Returns the available set of dynamic property identifiers that have been used on this entity.

      This function can throw errors.

    • Beta

      Returns number

      Returns the total size, in bytes, of all the dynamic properties that are currently stored for this entity. This includes the size of both the key and the value. This can be useful for diagnosing performance warning signs - if, for example, an entity has many megabytes of associated dynamic properties, it may be slow to load on various devices.

      This function can throw errors.

    • Beta

      Parameters

      • effectType: string | EffectType

        The effect identifier.

      Returns undefined | Effect

      Effect object for the specified effect, undefined if the effect is not present, or throws an error if the effect does not exist.

      Returns the effect for the specified EffectType on the entity, undefined if the effect is not present, or throws an error if the effect does not exist.

      This function can throw errors.

    • Beta

      Returns Effect[]

      List of effects.

      Returns a set of effects applied to this entity.

      This function can throw errors.

    • Beta

      Parameters

      Returns EntityRaycastHit[]

      Returns a set of entities from the direction that this entity is looking at.

      Gets the entities that this entity is looking at by performing a ray cast from the view of this entity.

      This function can throw errors.

    • Beta

      Returns Vector3

      Returns the current location of the head component of this entity.

      Returns the current location of the head component of this entity.

      This function can throw errors.

    • Beta

      Parameters

      • identifier: string

        The entity Property identifier.

      Returns undefined | string | number | boolean

      Returns the current property value. For enum properties, a string is returned. For float and int properties, a number is returned. For undefined properties, undefined is returned.

      Gets an entity Property value. If the property was set using the setProperty function within the same tick, the updated value will not be reflected until the subsequent tick.

      Throws if the entity is invalid.

    • Beta

      Returns Vector2

      Returns a Vec2 containing the rotation of this entity (in degrees).

      Returns the current rotation component of this entity.

      This function can throw errors.

    • Beta

      Returns string[]

      An array containing all tags as strings.

      Returns all tags associated with the entity.

      This function can throw errors.

    • Beta

      Returns Vector3

      Returns the current velocity vector of the entity.

      Returns the current velocity vector of the entity.

      This function can throw errors.

      import { system, DimensionLocation } from "@minecraft/server";
      import { MinecraftEntityTypes } from "@minecraft/vanilla-data";

      function getFireworkVelocity(
      log: (message: string, status?: number) => void,
      targetLocation: DimensionLocation
      ) {
      const fireworkRocket = targetLocation.dimension.spawnEntity(MinecraftEntityTypes.FireworksRocket, targetLocation);

      system.runTimeout(() => {
      const velocity = fireworkRocket.getVelocity();

      log("Velocity of firework is: (x: " + velocity.x + ", y:" + velocity.y + ", z:" + velocity.z + ")");
      }, 5);
      }
    • Beta

      Returns Vector3

      Returns the current view direction of the entity.

      Returns the current view direction of the entity.

      This function can throw errors.

    • Beta

      Parameters

      • componentId: string

        The identifier of the component (e.g., 'minecraft:rideable') to retrieve. If no namespace prefix is specified, 'minecraft:' is assumed.

      Returns boolean

      Returns true if the specified component is present on this entity.

      Returns true if the specified component is present on this entity.

      This function can throw errors.

      InvalidEntityError

    • Beta

      Parameters

      • tag: string

        Identifier of the tag to test for.

      Returns boolean

      Returns whether an entity has a particular tag.

      Returns whether an entity has a particular tag.

      This function can throw errors.

    • Beta

      Returns boolean

      Returns true if entity can be killed (even if it is already dead), otherwise it returns false.

      Kills this entity. The entity will drop loot as normal.

      This function can't be called in read-only mode.

      This function can throw errors.

      import { EntityQueryOptions, DimensionLocation } from "@minecraft/server";

      function tagsQuery(targetLocation: DimensionLocation) {
      const mobs = ["creeper", "skeleton", "sheep"];

      // create some sample mob data
      for (let i = 0; i < 10; i++) {
      const mobTypeId = mobs[i % mobs.length];
      const entity = targetLocation.dimension.spawnEntity(mobTypeId, targetLocation);
      entity.addTag("mobparty." + mobTypeId);
      }

      const eqo: EntityQueryOptions = {
      tags: ["mobparty.skeleton"],
      };

      for (const entity of targetLocation.dimension.getEntities(eqo)) {
      entity.kill();
      }
      }
    • Beta

      Parameters

      • targetLocation: Vector3

        The target location that this entity should face/look towards.

      Returns void

      Sets the rotation of the entity to face a target location. Both pitch and yaw will be set, if applicable, such as for mobs where the pitch controls the head tilt and the yaw controls the body rotation.

      This function can't be called in read-only mode.

      This function can throw errors.

    • Beta

      Parameters

      Returns boolean

      Returns true if the entity matches the criteria in the passed in EntityQueryOptions, otherwise it returns false.

      Matches the entity against the passed in options. Uses the location of the entity for matching if the location is not specified in the passed in EntityQueryOptions.

      Throws if the query options are misconfigured.

    • Beta

      Parameters

      • animationName: string

        The animation identifier. e.g. animation.creeper.swelling

      • Optionaloptions: PlayAnimationOptions

        Additional options to control the playback and transitions of the animation.

      Returns void

      Cause the entity to play the given animation.

      This function can't be called in read-only mode.

      This function can throw errors.

    • Beta

      Returns void

      Immediately removes the entity from the world. The removed entity will not perform a death animation or drop loot upon removal.

      This function can't be called in read-only mode.

      This function can throw errors.

    • Beta

      Parameters

      • effectType: string | EffectType

        The effect identifier.

      Returns boolean

      Returns true if the effect has been removed. Returns false if the effect is not found or does not exist.

      Removes the specified EffectType on the entity, or returns false if the effect is not present.

      This function can't be called in read-only mode.

      This function can throw errors.

    • Beta

      Parameters

      • tag: string

        Content of the tag to remove.

      Returns boolean

      Returns whether the tag existed on the entity.

      Removes a specified tag from an entity.

      This function can't be called in read-only mode.

      This function can throw errors.

    • Beta

      Parameters

      • identifier: string

        The Entity Property identifier.

      Returns string | number | boolean

      Returns the default property value. For enum properties, a string is returned. For float and int properties, a number is returned. For undefined properties, undefined is returned.

      Resets an Entity Property back to its default value, as specified in the Entity's definition. This property change is not applied until the next tick.

      This function can't be called in read-only mode.

      Throws if the entity is invalid.

      minecraftcommon.EngineError

      Error

    • Beta

      Parameters

      • commandString: string

        The command string. Note: This should not include a leading forward slash.

      Returns CommandResult

      A command result containing whether the command was successful.

      Runs a synchronous command on the entity.

      This function can't be called in read-only mode.

      This function can throw errors.

      CommandError

      Error

    • Beta

      Parameters

      • values: Record<string, string | number | boolean | Vector3>

        A Record of key value pairs of the dynamic properties to set.

      Returns void

      Sets multiple dynamic properties with specific values.

      This function can throw errors.

    • Beta

      Parameters

      • identifier: string

        The property identifier.

      • Optionalvalue: string | number | boolean | Vector3

        Data value of the property to set.

      Returns void

      Sets a specified property to a value.

      This function can throw errors.

    • Beta

      Parameters

      • seconds: number

        Length of time to set the entity on fire.

      • OptionaluseEffects: boolean

        Whether side-effects should be applied (e.g. thawing freeze) and other conditions such as rain or fire protection should be taken into consideration.

      Returns boolean

      Whether the entity was set on fire. This can fail if seconds is less than or equal to zero, the entity is wet or the entity is immune to fire.

      Sets an entity on fire (if it is not in water or rain). Note that you can call getComponent('minecraft:onfire') and, if present, the entity is on fire.

      This function can't be called in read-only mode.

      This function can throw errors.

      import { system, EntityOnFireComponent, EntityComponentTypes, DimensionLocation } from "@minecraft/server";
      import { MinecraftEntityTypes } from "@minecraft/vanilla-data";

      function setOnFire(log: (message: string, status?: number) => void, targetLocation: DimensionLocation) {
      const skelly = targetLocation.dimension.spawnEntity(MinecraftEntityTypes.Skeleton, targetLocation);

      skelly.setOnFire(20, true);

      system.runTimeout(() => {
      const onfire = skelly.getComponent(EntityComponentTypes.OnFire) as EntityOnFireComponent;
      log(onfire?.onFireTicksRemaining + " fire ticks remaining.");

      skelly.extinguishFire(true);
      log("Never mind. Fire extinguished.");
      }, 20);
      }
    • Beta

      Parameters

      • identifier: string

        The Entity Property identifier.

      • value: string | number | boolean

        The property value. The provided type must be compatible with the type specified in the entity's definition.

      Returns void

      Sets an Entity Property to the provided value. This property change is not applied until the next tick.

      This function can't be called in read-only mode.

      Throws if the entity is invalid. Throws if an invalid identifier is provided. Throws if the provided value type does not match the property type. Throws if the provided value is outside the expected range (int, float properties). Throws if the provided string value does not match the set of accepted enum values (enum properties

    • Beta

      Parameters

      • rotation: Vector2

        The x and y rotation of the entity (in degrees). For most mobs, the x rotation controls the head tilt and the y rotation controls the body rotation.

      Returns void

      Sets the main rotation of the entity.

      This function can't be called in read-only mode.

      This function can throw errors.

    • Beta

      Parameters

      • location: Vector3

        New location for the entity.

      • OptionalteleportOptions: TeleportOptions

        Options regarding the teleport operation.

      Returns void

      Teleports the selected entity to a new location

      This function can't be called in read-only mode.

      This function can throw errors.

      import { system, DimensionLocation } from "@minecraft/server";
      import { MinecraftEntityTypes } from "@minecraft/vanilla-data";

      function teleport(targetLocation: DimensionLocation) {
      const cow = targetLocation.dimension.spawnEntity(MinecraftEntityTypes.Cow, targetLocation);

      system.runTimeout(() => {
      cow.teleport(
      { x: targetLocation.x + 2, y: targetLocation.y + 2, z: targetLocation.z + 2 },
      {
      facingLocation: targetLocation,
      }
      );
      }, 20);
      }
      import { system, DimensionLocation } from "@minecraft/server";
      import { MinecraftEntityTypes } from "@minecraft/vanilla-data";

      function teleportMovement(targetLocation: DimensionLocation) {
      const pig = targetLocation.dimension.spawnEntity(MinecraftEntityTypes.Pig, targetLocation);

      let inc = 1;
      const runId = system.runInterval(() => {
      pig.teleport(
      { x: targetLocation.x + inc / 4, y: targetLocation.y + inc / 4, z: targetLocation.z + inc / 4 },
      {
      facingLocation: targetLocation,
      }
      );

      if (inc > 100) {
      system.clearRun(runId);
      }
      inc++;
      }, 4);
      }
    • Beta

      Parameters

      • eventName: string

        Name of the entity type event to trigger. If a namespace is not specified, minecraft: is assumed.

      Returns void

      Triggers an entity type event. For every entity, a number of events are defined in an entities' definition for key entity behaviors; for example, creepers have a minecraft:start_exploding type event.

      This function can't be called in read-only mode.

      If the event is not defined in the definition of the entity, an error will be thrown.

      // A function that spawns a creeper and triggers it to explode immediately
      import { DimensionLocation } from '@minecraft/server';
      import { MinecraftEntityTypes } from '@minecraft/vanilla-data';

      function spawnExplodingCreeper(location: DimensionLocation) {
      const creeper = location.dimension.spawnEntity(MinecraftEntityTypes.Creeper, location);

      creeper.triggerEvent('minecraft:start_exploding_forced');
      }
      import { DimensionLocation } from "@minecraft/server";
      import { MinecraftEntityTypes } from "@minecraft/vanilla-data";

      function triggerEvent(targetLocation: DimensionLocation) {
      const creeper = targetLocation.dimension.spawnEntity(MinecraftEntityTypes.Creeper, targetLocation);

      creeper.triggerEvent("minecraft:start_exploding_forced");
      }
    • Beta

      Parameters

      • location: Vector3

        Location to teleport the entity to.

      • OptionalteleportOptions: TeleportOptions

        Options regarding the teleport operation.

      Returns boolean

      Returns whether the teleport succeeded. This can fail if the destination chunk is unloaded or if the teleport would result in intersecting with blocks.

      Attempts to try a teleport, but may not complete the teleport operation (for example, if there are blocks at the destination.)

      This function can't be called in read-only mode.

      This function can throw errors.