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Coding Standards
This is an older version of Boost and was released in 2024. The current version is 1.90.0.
boost::yap::op_string
// In header: <boost/yap/print.hpp> constexpr char const * op_string(expr_kind kind);
Returns the char const * string for the spelling of the C++ operator associated with kind. It returns the special values "ref" and "term" for the non-operator kinds expr_kind::expr_ref amd expr_kind::terminal, respectively.