c 2b 2b convert template function to normal function

1template <class T>
2void swap(T & lhs, T & rhs)
3{
4 T tmp = lhs;
5 lhs = rhs;
6 rhs = tmp;
7}
8
9void main()
10{
11  int a = 6;
12  int b = 42;
13  swap<int>(a, b);
14  printf("a=%d, b=%d\n", a, b);
15  
16  // Implicit template parameter deduction
17  double f = 5.5;
18  double g = 42.0;
19  swap(f, g);
20  printf("f=%f, g=%f\n", f, g);
21}
22
23/*
24Output:
25a=42, b=6
26f=42.0, g=5.5
27*/

1#include <string>
2#include <iostream>
3
4using namespace std;
5
6template<typename T>
7void removeSubstrs(basic_string<T>& s,
8                   const basic_string<T>& p) {
9   basic_string<T>::size_type n = p.length();
10
11   for (basic_string<T>::size_type i = s.find(p);
12        i != basic_string<T>::npos;
13        i = s.find(p))
14      s.erase(i, n);
15}
16
17int main() {
18   string s = "One fish, two fish, red fish, blue fish";
19   string p = "fish";
20
21   removeSubstrs(s, p);
22
23   cout << s << '\n';
24}
25The basic_string member func