19 lines
387 B
C
19 lines
387 B
C
#include <assert.h>
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#include <locale.h>
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#include <wchar.h>
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#include <string.h>
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int main() {
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setlocale(LC_ALL, "");
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const wchar_t *src = L"こんにちは世界Привет мир";
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char dst[20] = {0};
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mbstate_t ps;
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size_t result = wcsnrtombs(dst, &src, 4, sizeof(dst), &ps);
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assert(result == 12);
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assert(strcmp(dst, "こんにち") == 0);
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return 0;
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}
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