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-rw-r--r--core/include/fxcrt/fx_string.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/core/include/fxcrt/fx_string.h b/core/include/fxcrt/fx_string.h
index 70f64932c8..4db83e3914 100644
--- a/core/include/fxcrt/fx_string.h
+++ b/core/include/fxcrt/fx_string.h
@@ -7,6 +7,8 @@
#ifndef _FX_STRING_H_
#define _FX_STRING_H_
+#include <algorithm>
+
#include "fx_memory.h"
class CFX_ByteStringC;
@@ -261,6 +263,12 @@ public:
return !operator==(str);
}
+ bool operator< (const CFX_ByteString& str) const
+ {
+ int result = FXSYS_memcmp32(c_str(), str.c_str(), std::min(GetLength(), str.GetLength()));
+ return result < 0 || (result == 0 && GetLength() < str.GetLength());
+ }
+
void Empty();
const CFX_ByteString& operator = (FX_LPCSTR str);