How much does Enterprise Architect support OCL language?

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http://wp13117963.server-he.de/blog/2007/01/15/ocl-support-in-enterprise-architect/comment-page-1/#comment-2035

I am facing an issue mentioned in the above article. i.e. Enterprise Architect is not giving any error when I create a constraint on an attribute with wrong syntax.

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qwerty_so On BEST ANSWER

The answer is simple: it fakes OCL. EA is doing no syntax check of OCL itself. In no way does it execute OCL and will not do any constraint checking. You can only mark a constraint as being OCL:

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That's it. Just try to enter an inalid constraint and EA will swallow it with no warning.