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40 lines
967 B
HTML
40 lines
967 B
HTML
<h1>字符串函数 - strstr</h1>
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<p>原型:extern char *strstr(char *haystack, char *needle);</p>
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<p>用法:#include <string.h></p>
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<p>功能:从字符串haystack中寻找needle第一次出现的位置(不比较结束符NULL)。</p>
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<p>说明:返回指向第一次出现needle位置的指针,如果没找到则返回NULL。</p>
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举例:<pre><code class="language-c">
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// strstr.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 *l="lob";
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char *p;
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clrscr();
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p=strstr(s,l);
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if(p)
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printf("%s",p);
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else
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printf("Not Found!");
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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="strchr.html">strchr</a>,<a href="strpbrk.html">strpbrk</a>,<a href="strtok.html">strtok</a>
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