| MapTResult(NullableSpanTMapClassFuncTResult) | Maps a NullableSpanT to another value by applying a function to the contained value, or returns an empty value if there is no value. |
| MapTResult(NullableSpanTMapReadOnlyFuncTResult) | Maps a NullableSpanT to another value by applying a function to the contained value, or returns an empty value if there is no value. |
| MapTResult(NullableSpanTMapSpanFuncTResult) | Maps a NullableSpanT to another value by applying a function to the contained value, or returns an empty value if there is no value. |
| MapTResult(NullableSpanTMapStructFuncTResult) | Maps a NullableSpanT to another value by applying a function to the contained value, or returns an empty value if there is no value. |