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ICU-11613 document that a UnicodeString is memmovable

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X-SVN-Rev: 37600
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Markus Scherer 2015-06-18 12:30:03 +00:00
parent 7f8d3dfe07
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icu4c/source/common/unicode/unistr.h
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@ -225,6 +225,12 @@ class UnicodeStringAppendable; // unicode/appendable.h
* For details see the description of storage models at the end of the class API docs
* and in the User Guide chapter linked from there.
*
* A UnicodeString is memmovable, that is,
* it can be copied byte for byte via memcpy() or memmove() or similar,
* as long as the original object
* is either abandoned without invoking its destructor
* or overwritten with the copy of a default-constructed UnicodeString.
*
* The UnicodeString class is not suitable for subclassing.
*
* <p>For an overview of Unicode strings in C and C++ see the