Script API - v1.21.110
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    Class ContainerSlot

    Represents a slot within a broader container (e.g., entity inventory.)

    import { world, EquipmentSlot } from "@minecraft/server";

    const player = world.getPlayers()[0];
    const equippable = player.getComponent("equippable");
    const slot = equippable.getEquipmentSlot(EquipmentSlot.Mainhand);

    import { world } from "@minecraft/server";

    const player = world.getPlayers()[0];
    const inventory = player.getComponent("inventory");
    const slot = inventory.container.getSlot(player.selectedSlotIndex);
    Index

    Constructors

    constructor

    Properties

    amount isStackable isValid keepOnDeath lockMode maxAmount nameTag? type typeId

    Methods

    clearDynamicProperties getCanDestroy getCanPlaceOn getDynamicProperty getDynamicPropertyIds getDynamicPropertyTotalByteCount getItem getLore getRawLore getTags hasItem hasTag isStackableWith setCanDestroy setCanPlaceOn setDynamicProperty setItem setLore

    Constructors

    Properties

    amount: number

    Number of the items in the stack. Valid values range between 1-255. The provided value will be clamped to the item's maximum stack size.

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

    Throws if the value is outside the range of 1-255.

    This property can't be read in early-execution mode.

    isStackable: boolean

    Returns whether the item is stackable. An item is considered stackable if the item's maximum stack size is greater than 1 and the item does not contain any custom data or properties.

    Throws if the slot's container is invalid.

    InvalidContainerSlotError

    This property can't be read in early-execution mode.

    isValid: boolean

    Returns whether the ContainerSlot is valid. The container slot is valid if the container exists and is loaded, and the slot index is valid.

    This property can't be read in early-execution mode.

    keepOnDeath: boolean

    Gets or sets whether the item is kept on death.

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

    Throws if the slot's container is invalid.

    This property can't be read in early-execution mode.

    lockMode: ItemLockMode

    Gets or sets the item's lock mode. The default value is ItemLockMode.none.

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

    Throws if the slot's container is invalid.

    This property can't be read in early-execution mode.

    maxAmount: number

    The maximum stack size. This value varies depending on the type of item. For example, torches have a maximum stack size of 64, while eggs have a maximum stack size of 16.

    Throws if the slot's container is invalid.

    InvalidContainerSlotError

    This property can't be read in early-execution mode.

    nameTag?: string

    Given name of this stack of items. The name tag is displayed when hovering over the item. Setting the name tag to an empty string or undefined will remove the name tag.

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

    Throws if the slot's container is invalid. Also throws if the length exceeds 255 characters.

    This property can't be read in early-execution mode.

    type: ItemType

    The type of the item.

    Throws if the slot's container is invalid.

    minecraftcommon.EngineError

    InvalidContainerSlotError

    This property can't be read in early-execution mode.

    typeId: string

    Identifier of the type of items for the stack. If a namespace is not specified, 'minecraft:' is assumed. Examples include 'wheat' or 'apple'.

    Throws if the slot's container is invalid.

    InvalidContainerSlotError

    This property can't be read in early-execution mode.

    Methods

    • Returns void

      Clears all dynamic properties that have been set on this item stack.

      Throws if the slot's container is invalid.

      InvalidContainerSlotError

      This function can't be called in early-execution mode.

    • Returns string[]

      Returns whether the item within this container slot can be destroyed.

      This function can throw errors.

      InvalidContainerSlotError

      This function can't be called in early-execution mode.

    • Returns string[]

      Returns if the item in this container slot can be placed on.

      This function can throw errors.

      InvalidContainerSlotError

      This function can't be called in early-execution mode.

    • Parameters

      • identifier: string

        The property identifier.

      Returns string | number | boolean | Vector3

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

      Returns a property value.

      Throws if the slot's container is invalid.

      InvalidContainerSlotError

      This function can't be called in early-execution mode.

    • 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 item stack.

      Throws if the slot's container is invalid.

      InvalidContainerSlotError

      This function can't be called in early-execution mode.

    • 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.

      Throws if the slot's container is invalid.

      InvalidContainerSlotError

      This function can't be called in early-execution mode.

    • Returns ItemStack

      Returns a copy of the item in the slot. Returns undefined if the slot is empty.

      Creates an exact copy of the item stack, including any custom data or properties.

      Throws if the slot's container is invalid.

      InvalidContainerSlotError

      This function can't be called in early-execution mode.

    • Returns string[]

      An array of lore strings. If the item does not have lore, returns an empty array.

      Returns the lore value - a secondary display string - for an ItemStack.

      Throws if the slot's container is invalid.

      InvalidContainerSlotError

      This function can't be called in early-execution mode.

    • Returns string[]

      Returns all tags for the item in the slot. Return an empty array if the the slot is empty.

      Returns all tags for the item in the slot.

      Throws if the slot's container is invalid.

      InvalidContainerSlotError

      This function can't be called in early-execution mode.

    • Parameters

      • tag: string

        The item tag.

      Returns boolean

      Returns false when the slot is empty or the item in the slot does not have the given tag.

      Returns whether the item in the slot slot has the given tag.

      Throws if the slot's container is invalid.

      InvalidContainerSlotError

      This function can't be called in early-execution mode.

    • Parameters

      • itemStack: ItemStack

        The ItemStack that is being compared.

      Returns boolean

      Returns whether this item stack can be stacked with the given itemStack.

      Returns whether this item stack can be stacked with the given itemStack. This is determined by comparing the item type and any custom data and properties associated with the item stacks. The amount of each item stack is not taken into consideration.

      Throws if the slot's container is invalid.

      InvalidContainerSlotError

      This function can't be called in early-execution mode.

    • Parameters

      • OptionalblockIdentifiers: string[]

        The list of blocks, given by their identifiers.

      Returns void

      The list of block types this item can break in Adventure mode. The block names are displayed in the item's tooltip. Setting the value to undefined will clear the list.

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

      Throws if the slot's container is invalid. Also throws if any of the provided block identifiers are invalid.

      Error

      InvalidContainerSlotError

      This function can't be called in early-execution mode.

    • Parameters

      • OptionalblockIdentifiers: string[]

        The list of blocks, given by their identifiers.

      Returns void

      The list of block types this item can be placed on in Adventure mode. This is only applicable to block items. The block names are displayed in the item's tooltip. Setting the value to undefined will clear the list.

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

      Throws if the slot's container is invalid. Also throws if any of the provided block identifiers are invalid.

      Error

      InvalidContainerSlotError

      This function can't be called in early-execution mode.

    • 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.

      Throws if the slot's container is invalid.

      minecraftcommon.ArgumentOutOfBoundsError

      InvalidContainerSlotError

      minecraftcommon.UnsupportedFunctionalityError

      This function can't be called in early-execution mode.

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