43 lines
668 B
C++
43 lines
668 B
C++
#include <type_traits>
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#include <string>
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namespace clanguml {
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namespace t20008
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{
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template <typename T> struct A {
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void a1(T arg) { }
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void a2(T arg) { }
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void a3(T arg) { }
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};
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template <typename T> struct B {
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A<T> a;
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void b(T arg) {
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if constexpr (std::is_integral_v<T>) {
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a.a1(arg);
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}
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else if constexpr(std::is_pointer_v<T>) {
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a.a2(arg);
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}
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else {
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a.a3(arg);
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}
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}
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};
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void tmain() {
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using namespace std::string_literals;
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B<int> bint;
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B<const char*> bcharp;
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B<std::string> bstring;
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bint.b(1);
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bcharp.b("1");
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bstring.b("1"s);
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}
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}
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} |