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boost::algorithm::to_lower_copy — Convert to lower case.
// In header: <boost/algorithm/string/case_conv.hpp> template<typename OutputIteratorT, typename RangeT> ( Output, Input, Loc = ); template<typename SequenceT> ( Input, Loc = );
Each element of the input sequence is converted to lower case. The result is a copy of the input converted to lower case. It is returned as a sequence or copied to the output iterator.
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Note |
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The second variant of this function provides the strong exception-safety guarantee |
Parameters: |
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Returns: |
An output iterator pointing just after the last inserted character or a copy of the input |