#pragma warning(disable:4786)
#
<iostream> #
<
> #
<map> #
<algorithm> using
std; /* 从小到大排序 */
struct ltstr
{
bool operator
(const char* s1, const char* s2) const {
strcmp(s1, s2) < 0; }
};
typedef map<const char*,
,ltstr> MYDATAMAP; typedef MYDATAMAP::iterator Itermydata;
( argc, char* argv
) {
MYDATAMAP mydata;
mydata.insert(Itermydata::value_type("3",9));
mydata.insert(Itermydata::value_type("4",9));
mydata.insert(Itermydata::value_type("1",9));
mydata.insert(Itermydata::value_type("2",9));
Itermydata begin = mydata.begin
; for(; begin != mydata.end
; 
begin) {
cout<<"Key: " << begin->first
<<" Value: " << begin->second <<endl;
}
mydata.clear
; 0; }
结果输出为:
Key: 1 Value: 9
Key: 2 Value: 9
Key: 3 Value: 9
Key: 4 Value: 9
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