Variables Blocks

This article is about both Variables and List Blocks. For the subcategory, see Variables Blocks (subcategory).

The Variables blocks in the Data palette

The List blocks in the Data blocks palette

Data blocks are one of the ten categories of Scratch 3.0 blocks. The variable blocks are color-coded orange, and the list blocks are color-coded dark red.

There are currently 17 Data blocks: 11 Stack blocks, 5 Reporter blocks, and 1 Boolean block. There are 5 variable blocks and 12 list blocks.

Blocks

Note:

Click on a block to learn more about it.

Variables

Main article: Variables Blocks (subcategory)

Scratch 3.0 has the following 4 Variables Stack blocks:

• set [variable v] to (0)
• change [variable v] by (1)
• show variable [variable v]
• hide variable [variable v]

Scratch 3.0 has the following 1 Variables Reporter block:

• (variable)

List

Main article: List Blocks

Scratch 3.0 has the following 7 List Stack blocks:

• add [thing] to [list v]
• delete (1 v) of [list v]
• delete all of [list v]
• insert [thing] at (1 v) of [list v]
• replace item (1 v) of [list v] with [thing]
• show list [list v]
• hide list [list v]

Scratch 3.0 has the following 4 List Reporter blocks:

• (list::list)
• (item (1 v) of [list v])
• item # of () in [list v]
• (length of [list v])

Scratch 3.0 has the following 1 List Boolean block:

• <[list v] contains [thing]?>

See Also

• List
• List Blocks
• Variable
• Variables Blocks (subcategory)