Dispenser/BS

Java Edition:

Name	Default value	Allowed values	Description
facing	north	down east north south up west	The direction in which contents are shot or dropped. The opposite from the direction the player faces while placing the block.
triggered	false	false true	True if this block is activated.

Bedrock Edition:

Name	Metadata Bits	Default value	Allowed values	Values for Metadata Bits	Description
facing_direction	0x1 0x2 0x4	0	0 1 2 3 4 5 6 7	0 1 2 3 4 5 6 7	The direction in which contents are shot or dropped. 0: facing down 1: facing up 2: facing north 3: facing south 4: facing west 5: facing east
triggered_bit	0x8	false	false true	0 1	True if this block is activated.