# ref_impl_eiffel [232] Correct Expression tree keyword from 'feature' to 'attribute' in assertions. **Category:** [Reference Implementation: Eiffel (archive)](https://discourse.openehr.org/c/reference-implementation-eiffel-archive/161) **Created:** 2007-05-10 23:42 UTC **Views:** 1 **Replies:** 0 **URL:** https://discourse.openehr.org/t/ref-impl-eiffel-232-correct-expression-tree-keyword-from-feature-to-attribute-in-assertions/12386 --- ## Post #1 by @svn1 Revision: 232 Author: thomas\.beale Log Message: --- **Canonical:** https://discourse.openehr.org/t/ref-impl-eiffel-232-correct-expression-tree-keyword-from-feature-to-attribute-in-assertions/12386 **Original content:** https://discourse.openehr.org/t/ref-impl-eiffel-232-correct-expression-tree-keyword-from-feature-to-attribute-in-assertions/12386