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type_function binary_op
kwikius edited this page Jul 14, 2020
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| Home | Concepts | TypeTemplates | Types | TypeFunctions | InlineConstants |
binary_op<Lhs,Op,Rhs>;Type_function to return the type of the result of a binary operation on 2 input types. The type_function is intended to be extended to express the result of operations on UDTs'.
| typename | type | notes |
|---|---|---|
| Lhs | Any | The type of the left operand |
| Rhs | Any | The type of the right operand |
| Op | operator tag | a tag representing the operation |
| R | Any | the type of the result |
| V | compile time type | Usually an integer or boolean constant |
| Value | type | notes |
|---|---|---|
| v | V |
| type expression | result | notes |
|---|---|---|
| binary_op< Lhs, Op, Rhs>::type | R | |
| binary_op_t<Lhs,Op,Rhs> | R | shortened format |
| value expression | result | notes |
|---|---|---|
| binary_op_v<Lhs,Op,Rhs> | v | compile time constant |