Runtime evaluation/In an environment: Difference between revisions

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=={{header|Genyris}}==
=={{header|Genyris}}==
The simplest way is to use a macro. In genyris, macros are lazy functions which execute twice, the return value is also evaluated in the caller's environment:
One way is to use a macro. In genyris, macros are lazy functions which execute twice, the return value is also evaluated in the caller's environment:
<lang python>
<lang python>
defmacro code() (+ x 100)
defmacro code() (+ x 100)
Retrieved from "https://rosettacode.org/wiki/Runtime_evaluation/In_an_environment"