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C & C++ Multimedia Cyber Classroom
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C and C++ Multimedia Cyber Classroom (Prentice Hall) (1998).iso
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cpphtp2
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code
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ch03
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fig03_27.txt
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1998-02-27
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1 // Fig. 3.27: fig03_27.cpp
2 // Using a function template
3 #include <iostream.h>
4
5 template < class T >
6 T maximum( T value1, T value2, T value3 )
7 {
8 T max = value1;
9
10 if ( value2 > max )
11 max = value2;
12
13 if ( value3 > max )
14 max = value3;
15
16 return max;
17 }
18
19 int main()
20 {
21 int int1, int2, int3;
22
23 cout << "Input three integer values: ";
24 cin >> int1 >> int2 >> int3;
25 cout << "The maximum integer value is: "
26 << maximum( int1, int2, int3 ); // int version
27
28 double double1, double2, double3;
29
30 cout << "\nInput three double values: ";
31 cin >> double1 >> double2 >> double3;
32 cout << "The maximum double value is: "
33 << maximum( double1, double2, double3 ); // double version
34
35 char char1, char2, char3;
36
37 cout << "\nInput three characters: ";
38 cin >> char1 >> char2 >> char3;
39 cout << "The maximum character value is: "
40 << maximum( char1, char2, char3 ) // char version
41 << endl;
42
43 return 0;
44 }