std::wcscpy
STD：：wcscpy
| Defined in header | | |
|---|---|---|
| wchar_t *wcscpy( wchar_t *dest, const wchar_t *src | | |
复制由src%28包括将空宽字符%29终止为由dest...
如果字符串重叠，则行为未定义。
参数
| dest | - | pointer to the wide character array to copy to |
|---|---|---|
| src | - | pointer to the null-terminated wide string to copy from |
返回值
dest...
例
二次
#include <iostream>
#include <cwchar>
#include <memory>
#include <clocale>
int main()
{
const wchar_t* src = L"犬 means dog";
// src[0] = L'狗'; // can't modify string literal
auto dst = std::make_unique<wchar_t[]>(std::wcslen(src)+1 // +1 for the null
std::wcscpy(dst.get(), src
dst[0] = L'狗';
std::setlocale(LC_ALL, "en_US.utf8"
std::wcout.imbue(std::locale("")
std::wcout << src << '\n' << dst.get() << '\n';
}
二次
产出：
二次
犬 means dog
狗 means dog
二次
另见
| wcsncpy | copies a certain amount of wide characters from one string to another (function) |
|---|---|
| wmemcpy | copies a certain amount of wide characters between two non-overlapping arrays (function) |
| strcpy | copies one string to another (function) |
c wcscpy文档
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