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36 lines
864 B
HTML
36 lines
864 B
HTML
<h1>字符串函数 - memcpy</h1>
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<p>原型:extern void *memcpy(void *dest, void *src, unsigned int count);</p>
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<p>用法:#include <string.h></p>
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<p>功能:由src所指内存区域复制count个字节到dest所指内存区域。</p>
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<p>说明:src和dest所指内存区域不能重叠,函数返回指向dest的指针。</p>
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举例:<pre><code class="language-c">
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// memcpy.c
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#include <syslib.h>
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#include <string.h>
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main()
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{
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char *s="Golden Global View";
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char d[20];
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clrscr();
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memcpy(d,s,strlen(s));
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d[strlen(s)]=0;
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printf("%s",d);
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getchar();
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return 0;
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}
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</code></pre>相关函数:<a href="memccpy.html">memccpy</a>,<a href="memmove.html">memmove</a>,<a href="strcpy.html">strcpy</a>
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