compare.cpp

模板函数与函数重载

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name="google_ads_frame" marginwidth="0" marginheight="0" src="http://pagead2.googlesyndication.com/pagead/ads?client=ca-pub-5572165936844014&dt=1194442938015&lmt=1194190197&format=336x280_as&output=html&correlator=1194442937843&url=file%3A%2F%2F%2FC%3A%2FDocuments%2520and%2520Settings%2Flhh1%2F%E6%A1%8C%E9%9D%A2%2FCLanguage.htm&color_bg=FFFFFF&color_text=000000&color_link=000000&color_url=FFFFFF&color_border=FFFFFF&ad_type=text&ga_vid=583001034.1194442938&ga_sid=1194442938&ga_hid=1942779085&flash=9&u_h=768&u_w=1024&u_ah=740&u_aw=1024&u_cd=32&u_tz=480&u_java=true" frameborder="0" width="336" scrolling="no" height="280" allowtransparency="allowtransparency"> #include <iostream.h>

template<class T> T compare_values(T a, T b)
{
return((a > b) ? a: b);
}

float compare_values(float a, float b);
int compare_values(int a, int b);
long compare_values(long a, long b);

void main(void)
{
float a = 1.2345, b = 2.34567;
cout << "Comparing " << a << ' ' << b << ' ' <<
compare_values(a, b) << endl;

int c = 1, d = 1001;
cout << "Comparing " << c << ' ' << d << ' ' <<
compare_values(c, d) << endl;

long e = 1010101L, f = 2020202L;
cout << "Comparing " << e << ' ' << f << ' ' <<
compare_values(e, f) << endl;
}