Commands/blockdata - minecraft.fandom.com

Modifies the data tag of a block.

Syntax[]

blockdata <x> <y> <z> <dataTag> <UserCreator>

Arguments[]

x y z

Specifies the coordinates of the block to be modified. May be provided in tilde notation to identify a position relative to the command's execution.

dataTag

Specifies the data tag elements to be added to, or overwrite elements of, the specified block. Must be a compound NBT tag (for example, {CustomName:Steve}).

Result[]

Fails if the arguments are not specified correctly, or if the block is "not a data holder block," as in it is not associated with a block entity.

On success, modifies the data tag of the targeted block.

Examples[]

• To change the primary power of the beacon at (0,64,0) to Haste: blockdata 0 64 0 {Primary:3}.

See also[]

• Chunk format#Block entity format — defined data tags for tile entity blocks
• /entitydata — changes an entity's data tag
• /replaceitem — replaces items in a block's inventory
• /setblock – places a new block at a position
• /stats — sets a block's CommandStats

History[]