3.5 Block

8.15.0.12

expression

...

Returns the result of the body block, which may include local definitions.

More precisely, block introduces an implicit use of #%body (see Implicit Forms), which is usually #%body.

> block:
    1
    2
2
> block:
    let one = 1
    one + one
2

1	Notation and Conventions
2	Implicits and Context
3	Names and Definitions
4	Functions and Operators
5	Comparison and Branching
6	Objects and Annotations
7	Basic Data
8	Collections and Iteration
9	Object Protocols
10	Higher-Order Control
11	Code as Data
12	String Formatting and Matching
13	Input and Output
14	Operating System
15	Threads and Concurrency
16	Runtime System
17	Meta and Macros

3.1	Modules and Submodules
3.2	Namespaces
3.3	Import
3.4	Export
3.5	Block
3.6	Definitions
3.7	Multiple Values
3.8	Mutable Variables and Assignment