*into / n-into
*into selects a top-level host data key for directives that still use direct placement. For communication responses, it is now a compatibility alias for *response.
Communication compatibility
<button *post="'/api/save'" *into="result">Save</button>
This is equivalent to:
<button *post="'/api/save'" *response="'result'">Save</button>
For new *post, *api, and *upload examples, prefer *response.
Direct placement users
*into remains the direct placement helper for:
*load.file*load.session*load.store*websocket
*fetch keeps its URL placement suffix model and does not read *into.