Expressions, Produced Values, and Blocks

A block groups work. Use its last expression as a result; parentheses group an expression.

let answer = { let base = 20; base + 22 }
printl(answer)

Expected output:

42

Run the example from a file with dewy example.dewy. Its exact output is checked by the website build on the native release target.

Design boundary. The Expressions, Produced Values, and Blocks reference specifies the complete language rules. A passing example covers this program only. See generated coverage for related acceptance programs and unmeasured areas.