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Remove value corresponding to an object convertible to it or a range of values from the container.
            In contrast to the std::setstd::map erase()
template<typename ConvertibleOrRange>size_typeremove(ConvertibleOrRange const &conv_or_rng)
| Type | Name | Description | 
|---|---|---|
| 
                       | 
                       | The object of type convertible to value_type or a range of values. | 
The number of removed values.
| ![[Warning]](../../../../../../../../doc/src/images/warning.png) | Warning | 
|---|---|
| This operation only guarantees that there will be no memory leaks. After an exception is thrown the R-tree may be left in an inconsistent state, elements must not be inserted or removed. Other operations are allowed however some of them may return invalid data. |