Boost C++ Libraries

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Function template else_

boost::yap::else_

// In header: <boost/yap/algorithm.hpp>


template<typename Expr> constexpr decltype(auto) else_(Expr && expr);

Returns the else-expression in an if_else expression.

Equivalent to get(expr, 2_c).

	Note
	`else_()` is only valid if Expr is an `expr_kind::if_else` expression.