std::contracts::evaluation_semantic - cppreference.com

From cppreference.com

enum class evaluation_semantic : /* unspecified */ { ignore = 1, observe = 2, enforce = 3, quick_enforce = 4 };

(since C++26)

The enumerators of std::contracts::evaluation_semantic correspond to the evaluation semantics with which a contract assertion may be evaluated, with meanings listed below:

Enumerator Meaning
ignore the contract assertion is evaluated under “ignore” semantic
observe the contract assertion is evaluated under “observe” semantic
enforce the contract assertion is evaluated under “enforce” semantic
quick_enforce the contract assertion is evaluated under “quick-enforce” semantic

See also