Function clingo_sys::clingo_model_contains

pub unsafe extern "C" fn clingo_model_contains(
    model: *const clingo_model_t, 
    atom: clingo_symbol_t, 
    contained: *mut bool
) -> bool

! Constant time lookup to test whether an atom is in a model. ! ! @param[in] model the target ! @param[in] atom the atom to lookup ! @param[out] contained whether the atom is contained ! @return whether the call was successful