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Clarify meaning of 'empty'

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When `XMLDocument::Value()` is called, we intend to return NULL (`( const char* )0`). State that explicitly in the documentation, so as to disambiguate between "empty string" (`""`) and NULL.
This commit is contained in:
Sarat Addepalli 2015-05-19 12:56:27 +05:30
parent 9c3122b89b
commit 9afd1d0ceb
1 changed files with 4 additions and 4 deletions
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tinyxml2.h
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@ -122,9 +122,9 @@ inline int TIXML_SNPRINTF( char* buffer, size_t size, const char* format, ... )
/* Versioning, past 1.0.14: /* Versioning, past 1.0.14:
http://semver.org/ http://semver.org/
*/ */
static const int TIXML2_MAJOR_VERSION = 3; static const int TIXML2_MAJOR_VERSION = 3;
static const int TIXML2_MINOR_VERSION = 0; static const int TIXML2_MINOR_VERSION = 0;
static const int TIXML2_PATCH_VERSION = 0; static const int TIXML2_PATCH_VERSION = 0;
namespace tinyxml2 namespace tinyxml2
{ {
@ -708,7 +708,7 @@ public:
/** The meaning of 'value' changes for the specific type. /** The meaning of 'value' changes for the specific type.
@verbatim @verbatim
Document: empty Document: empty (NULL is returned, not an empty string)
Element: name of the element Element: name of the element
Comment: the comment text Comment: the comment text
Unknown: the tag contents Unknown: the tag contents