49 lines
668 B
C++
49 lines
668 B
C++
/*
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Nome: Mario
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Cognome: Montanari
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strncpy()
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*/
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#include <iostream>
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#include <cstring>
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#define SIZE 100+1
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using namespace std;
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char *strncpy(char *dst, const char *src, int n);
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int main(void) {
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char src[SIZE] = "mario.montanari@studenti.itisravenna.it";
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char dst[SIZE];
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char *ptr;
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ptr = strncpy(dst, src, 15);
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cout << src << endl;
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cout << ptr << endl;
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return 0;
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}
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char *strncpy(char *dst, const char *src, int n) {
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const char *ptr = dst;
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while (n > 0 && *src) {
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*dst = *src;
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dst++;
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src++;
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n--;
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}
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while (n > 0) {
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*dst = '\0';
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dst++;
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n--;
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}
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*dst = '\0';
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return (char*)ptr;
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} |