CS202 7- ‹#›
Function Templates
template <class
TYPE1, class TYPE2> //function template
void array_copy(TYPE1
dest[], TYPE2 source[], int size) {
for(int i=0; i < size; ++i)
dest[i] = source[i];
}
template<> void
array_copy(char* dest[], char* source[], int size) {
for(int i=0; i < size; ++i) {
dest[i] = new char[strlen(source[i]) +
1];
strcpy(dest[i], source[i]);
}
}
//This specialized
function is called when:
char saying1[] =
"Hello World";
char saying2[] =
"This is a great day!";
char* s1[2] =
{saying1, saying2};
char* s2[2];
array_copy(s2, s1,
2);