Private constructorReadonly cameraThe player's Camera.
This property can throw when used.
Readonly dimensionDimension that the entity is currently within.
This property can throw when used.
Readonly headRotation of the head across pitch and yaw angles.
This property can throw when used.
Readonly idUnique 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 isValid is false.
Readonly isWhether 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.
Readonly isIf true, the player is currently emoting.
This property can throw when used.
Readonly isWhether the entity has a fall distance greater than 0, or greater than 1 while gliding.
This property can throw when used.
Readonly isWhether the player is flying. For example, in Creative or Spectator mode.
This property can throw when used.
Readonly isWhether the player is gliding with Elytra.
This property can throw when used.
Readonly isWhether any part of the entity is inside a water block.
This property can throw when used.
Readonly isWhether the player is jumping. This will remain true while the player is holding the jump action.
This property can throw when used.
Readonly isWhether the entity is on top of a solid block.
This property can throw when used.
Readonly isIf true, the entity is currently sleeping.
This property can throw when used.
Whether the entity is sneaking - that is, moving more slowly and more quietly.
This property can't be edited in read-only mode.
Returns whether the simulated player is sprinting.
This property can't be edited in read-only mode.
Readonly isWhether 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.
Readonly levelThe current overall level for the player, based on their experience.
This property can throw when used.
Readonly locationCurrent location of the entity.
This property can throw when used.
Readonly nameName of the player.
This property can throw when used.
Given name of the entity.
This property can't be edited in read-only mode.
Readonly onContains methods for manipulating the on-screen display of a Player.
This property can throw when used.
Optional Readonly scoreboardReturns a scoreboard identity that represents this entity. Will remain valid when the entity is killed.
Readonly totalThe overall total set of experience needed to achieve the next level for a player.
This property can throw when used.
Readonly typeIdentifier of the type of the entity - for example, 'minecraft:skeleton'. This property is accessible even if isValid is false.
Readonly xpThe current set of experience achieved for the player.
This property can throw when used.
Type of effect to add to the entity.
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].
Optional options: EntityEffectOptionsAdditional options for the 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.
addEffect.js
const villagerId = 'minecraft:villager_v2<minecraft:ageable_grow_up>';
const villagerLoc: mc.Vector3 = { x: 1, y: 2, z: 1 };
const villager = test.spawn(villagerId, villagerLoc);
const duration = 20;
villager.addEffect(EffectTypes.get('poison'), duration, { amplifier: 1 });
quickFoxLazyDog.ts
const overworld = mc.world.getDimension("overworld");
const fox = overworld.spawnEntity("minecraft:fox", {
x: targetLocation.x + 1,
y: targetLocation.y + 2,
z: targetLocation.z + 3,
});
fox.addEffect("speed", 10, {
amplifier: 2,
});
log("Created a fox.");
const wolf = overworld.spawnEntity("minecraft:wolf", {
x: targetLocation.x + 4,
y: targetLocation.y + 2,
z: targetLocation.z + 3,
});
wolf.addEffect("slowness", 10, {
amplifier: 2,
});
wolf.isSneaking = true;
log("Created a sneaking wolf.", 1);
Amount of experience to add. Note that this can be negative. Min/max bounds at -2^24 ~ 2^24
Returns the current experience of the Player.
Adds/removes experience to/from the Player and returns the current experience of the Player.
This function can't be called in read-only mode.
This function can throw errors.
Amount to add to the player. Min/max bounds at -2^24 ~ 2^24
Returns the current level of the Player.
Adds/removes level to/from the Player and returns the current level of the Player.
This function can't be called in read-only mode.
This function can throw errors.
Content of the tag to add. The tag must be less than 256 characters.
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.
tagsQuery.ts
let mobs = ["creeper", "skeleton", "sheep"];
// create some sample mob data
for (let i = 0; i < 10; i++) {
let mobTypeId = mobs[i % mobs.length];
let entity = overworld.spawnEntity(mobTypeId, targetLocation);
entity.addTag("mobparty." + mobTypeId);
}
let eqo: mc.EntityQueryOptions = {
tags: ["mobparty.skeleton"],
};
for (let entity of overworld.getEntities(eqo)) {
entity.kill();
}
Amount of damage to apply.
Optional options: EntityApplyDamageByProjectileOptions | EntityApplyDamageOptionsAdditional options about the source of damage, which may add additional effects or spur additional behaviors on this entity.
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.
applyDamageThenHeal.ts
const skelly = overworld.spawnEntity("minecraft:skeleton", targetLocation);
skelly.applyDamage(19); // skeletons have max damage of 20 so this is a near-death skeleton
mc.system.runTimeout(() => {
let health = skelly.getComponent("health") as mc.EntityHealthComponent;
log("Skeleton health before heal: " + health.currentValue);
health.resetToMaxValue();
log("Skeleton health after heal: " + health.currentValue);
}, 20);
Impulse vector.
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.
applyImpulse.ts
const zombie = overworld.spawnEntity("minecraft:zombie", targetLocation);
zombie.clearVelocity();
// throw the zombie up in the air
zombie.applyImpulse({ x: 0, y: 0.5, z: 0 });
X direction in horizontal plane.
Z direction in horizontal plane.
Knockback strength for the horizontal vector.
Knockback strength for the vertical vector.
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.
bounceSkeletons.ts
let mobs = ["creeper", "skeleton", "sheep"];
// create some sample mob data
for (let i = 0; i < 10; i++) {
overworld.spawnEntity(mobs[i % mobs.length], targetLocation);
}
let eqo: mc.EntityQueryOptions = {
type: "skeleton",
};
for (let entity of overworld.getEntities(eqo)) {
entity.applyKnockback(0, 0, 0, 1);
}
Causes the simulated player to make an attack 'swipe'. Returns true if the attack was performed - for example, the player was not on cooldown and had a valid target. Target selection is performed by raycasting from the player's head.
This function can't be called in read-only mode.
This function can throw errors.
Causes the simulated player to attack the provided target. Returns true if the attack was performed - for example, the player was not on cooldown and had a valid target. The attack can be performed at any distance and does not require line of sight to the target entity.
This function can't be called in read-only mode.
This function can throw errors.
Location of the block to interact with.
Optional direction: DirectionDirection to place the specified item within.
Destroys the block at blockLocation, respecting the rules of the server player's game mode. The block will be hit until broken, an item is used or stopBreakingBlock is called. Returns true if the block at blockLocation is solid.
This function can't be called in read-only mode.
This function can throw errors.
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.
applyImpulse.ts
const zombie = overworld.spawnEntity("minecraft:zombie", targetLocation);
zombie.clearVelocity();
// throw the zombie up in the air
zombie.applyImpulse({ x: 0, y: 0.5, z: 0 });
Optional options: BlockRaycastOptionsAdditional configuration options for the ray cast.
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.
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 the component if it exists on the entity, otherwise undefined.
Gets a component (that represents additional capabilities) for an entity.
The property identifier.
Returns the value for the property, or undefined if the property has not been set.
Returns a property value.
This function can throw errors.
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.
The effect identifier.
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.
Optional options: EntityRaycastOptionsAdditional configuration options for the ray cast.
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.
The entity Property identifier.
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.
Returns the current velocity vector of the entity.
Returns the current velocity vector of the entity.
This function can throw errors.
getFireworkVelocity.ts
const fireworkRocket = overworld.spawnEntity("minecraft:fireworks_rocket", targetLocation);
mc.system.runTimeout(() => {
let velocity = fireworkRocket.getVelocity();
log("Velocity of firework is: (x: " + velocity.x + ", y:" + velocity.y + ", z:" + velocity.z + ")");
}, 5);
Item to give.
Optional selectSlot: booleanWhether to set the selected slot once given.
Gives the simulated player a particular item stack.
This function can't be called in read-only mode.
This function can throw errors.
Returns true if the simulated player begins to glide. Returns false if the player is already gliding, or the player does not have Elytra equipped, is in water or is on the ground.
Causes the simulated player to start gliding. Elytra must be equipped and the player must be in the air.
This function can't be called in read-only mode.
This function can throw errors.
The identifier of the component (e.g., 'minecraft:rideable') to retrieve. If no namespace prefix is specified, 'minecraft:' is assumed.
Returns true if the specified component is present on this entity.
Returns true if the specified component is present on this entity.
Performs a raycast from the player’s head and interacts with the first intersected block or entity. Returns true if the interaction was successful. Maximum range is 6 blocks.
This function can't be called in read-only mode.
This function can throw errors.
Location of the block to interact with.
Optional direction: DirectionDirection to place the specified item within.
Causes the simulated player to interact with a block. The block at the specified block location must be solid. Returns true if the interaction was performed.
This function can't be called in read-only mode.
This function can throw errors.
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.
tagsQuery.ts
let mobs = ["creeper", "skeleton", "sheep"];
// create some sample mob data
for (let i = 0; i < 10; i++) {
let mobTypeId = mobs[i % mobs.length];
let entity = overworld.spawnEntity(mobTypeId, targetLocation);
entity.addTag("mobparty." + mobTypeId);
}
let eqo: mc.EntityQueryOptions = {
tags: ["mobparty.skeleton"],
};
for (let entity of overworld.getEntities(eqo)) {
entity.kill();
}
Optional duration: LookDurationRotates the simulated player's head/body to look at the given block location.
This function can't be called in read-only mode.
This function can throw errors.
Optional duration: LookDurationRotates the simulated player's head/body to look at the given entity.
This function can't be called in read-only mode.
This function can throw errors.
Optional duration: LookDurationRotates the simulated player's head/body to look at the given location.
This function can't be called in read-only mode.
This function can throw errors.
The query to perform the match against.
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.
Optional speed: numberOrders the simulated player to walk in the given direction relative to the GameTest.
This function can't be called in read-only mode.
This function can throw errors.
Optional speed: numberOrders the simulated player to walk in the given direction relative to the player's current rotation.
This function can't be called in read-only mode.
This function can throw errors.
Optional options: MoveToOptionsOrders the simulated player to move to the given block location in a straight line. If a move or navigation is already playing, this will override the last move/navigation.
This function can't be called in read-only mode.
This function can throw errors.
Optional options: MoveToOptionsOrders the simulated player to move to the given location in a straight line. If a move or navigation is already playing, this will override the last move/navigation.
This function can't be called in read-only mode.
This function can throw errors.
Optional speed: numberOrders the simulated player to move to a specific block location using navigation. If a move or navigation is already playing, this will override the last move/walk. Note that if the simulated player gets stuck, that simulated player will stop. The player must be touching the ground in order to start navigation.
This function can't be called in read-only mode.
This function can throw errors.
Optional speed: numberWill use navigation to follow the selected entity to within a one block radius. If a move or navigation is already playing, this will override the last move/navigation.
This function can't be called in read-only mode.
This function can throw errors.
Optional speed: numberOrders the simulated player to move to a specific location using navigation. If a move or navigation is already playing, this will override the last move/walk. Note that if the simulated player gets stuck, that simulated player will stop. The player must be touching the ground in order to start navigation.
This function can't be called in read-only mode.
This function can throw errors.
A list of locations to use for routing.
Optional speed: numberNet speed to use for doing the navigation.
Use navigation to follow the route provided via the locations parameter. If a move or navigation is already playing, this will override the last move/navigation.
This function can't be called in read-only mode.
This function can throw errors.
Optional soundOptions: PlayerSoundOptionsAdditional optional options for the sound.
Plays a sound that only this particular player can hear.
This function can't be called in read-only mode.
This function can throw errors.
playMusicAndSound.ts
let players = mc.world.getPlayers();
const musicOptions: mc.MusicOptions = {
fade: 0.5,
loop: true,
volume: 1.0,
};
mc.world.playMusic("music.menu", musicOptions);
const worldSoundOptions: mc.WorldSoundOptions = {
pitch: 0.5,
volume: 4.0,
};
mc.world.playSound("ambient.weather.thunder", targetLocation, worldSoundOptions);
const playerSoundOptions: mc.PlayerSoundOptions = {
pitch: 1.0,
volume: 1.0,
};
players[0].playSound("bucket.fill_water", playerSoundOptions);
The effect identifier.
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.
The Entity Property identifier.
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
The command string. Note: This should not include a leading forward slash.
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
Command to run. Note that command strings should not start with slash.
For commands that return data, returns a JSON structure with command response values.
Runs a particular command asynchronously from the context of this entity. Note that there is a maximum queue of 128 asynchronous commands that can be run in a given tick.
This function can throw errors.
The message to be displayed.
Sends a message to the player.
This method can throw if the provided RawMessage is
in an invalid format. For example, if an empty name string
is provided to score.
nestedTranslation.ts
// Displays "Apple or Coal"
let rawMessage = {
translate: "accessibility.list.or.two",
with: { rawtext: [{ translate: "item.apple.name" }, { translate: "item.coal.name" }] },
};
player.sendMessage(rawMessage);
scoreWildcard.ts
// Displays the player's score for objective "obj". Each player will see their own score.
const rawMessage = { score: { name: "*", objective: "obj" } };
world.sendMessage(rawMessage);
sendBasicMessage.ts
let players = mc.world.getPlayers();
players[0].sendMessage("Hello World!");
sendTranslatedMessage.ts
let players = mc.world.getPlayers();
players[0].sendMessage({ translate: "authentication.welcome", with: ["Amazing Player 1"] });
simpleString.ts
// Displays "Hello, world!"
world.sendMessage("Hello, world!");
translation.ts
// Displays "First or Second"
const rawMessage = { translate: "accessibility.list.or.two", with: ["First", "Second"] };
player.sendMessage(rawMessage);
Item to set.
Slot to place the given item in.
Optional selectSlot: booleanWhether to set the selected slot once set.
Sets a particular item for the simulated player.
This function can't be called in read-only mode.
This function can throw errors.
The Entity Property identifier.
The property value. The provided type must be compatible with the type specified in the entity's definition.
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
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.
Sets the main rotation of the entity.
This function can't be called in read-only mode.
This function can throw errors.
New location for the entity.
Optional teleportOptions: TeleportOptionsOptions regarding the teleport operation.
Teleports the selected entity to a new location
This function can't be called in read-only mode.
This function can throw errors.
teleportMovement.ts
const pig = overworld.spawnEntity("minecraft:pig", targetLocation);
let inc = 1;
let runId = mc.system.runInterval(() => {
pig.teleport(
{ x: targetLocation.x + inc / 4, y: targetLocation.y + inc / 4, z: targetLocation.z + inc / 4 },
{
facingLocation: targetLocation,
}
);
if (inc > 100) {
mc.system.clearRun(runId);
}
inc++;
}, 4);
Name of the entity type event to trigger. If a namespace is not specified, minecraft: is assumed.
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.
triggerEvent.ts
const creeper = overworld.spawnEntity("minecraft:creeper", targetLocation);
creeper.triggerEvent("minecraft:start_exploding_forced");
Location to teleport the entity to.
Optional teleportOptions: TeleportOptionsOptions regarding the teleport operation.
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.
Index of the slot to use.
Location to use the item upon.
Optional direction: DirectionDirection to place the specified item within.
Optional faceLocation: Vector3Location relative to the bottom north-west corner of the block where the item is placed.
Causes the simulated player to use an item in their inventory on a block. The block at the specified block location must be solid. Returns true if the item was used.
This function can't be called in read-only mode.
This function can throw errors.
Item to use.
Location to use the item upon.
Optional direction: DirectionDirection to place the specified item within.
Optional faceLocation: Vector3Location relative to the bottom north-west corner of the block where the item is placed.
Causes the simulated player to use an item on a block. The block at the specified block location must be solid. Returns true if the item was used.
This function can't be called in read-only mode.
This function can throw errors.
A simulated player can be used within GameTests to represent how a player moves throughout the world and to support testing of how entities and the environment will react to a player. This type derives much of its structure and methods from the @minecraft/server.Player type. Note that many types of events that may be available for entities more broadly, such as item use events, may not fire in the same capacity for simulated players.