📄 第五章 keil c51库函数参考.htm
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</SPAN></SPAN><SPAN lang=EN-US
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体">float atof(void *
string);<O:P></O:P></SPAN></P>
<P class=MsoNormal
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align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体"><SPAN
style="mso-tab-count: 1"> </SPAN>int
atoi(void * string);<O:P></O:P></SPAN></P>
<P class=MsoNormal
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align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体"><SPAN
style="mso-tab-count: 1"> </SPAN>long
atol(void * string);<O:P></O:P></SPAN></P>
<P class=MsoNormal
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align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体"><SPAN
style="mso-tab-count: 1"> </SPAN>void *
calloc(unsigned int num,unsigned int
len);<O:P></O:P></SPAN></P>
<P class=MsoNormal
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align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体"><SPAN
style="mso-tab-count: 1"> </SPAN>void
free(void xdata *p)；</SPAN><SPAN lang=EN-US
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-hansi-font-family: 'Times New Roman'"><O:P></O:P></SPAN></P>
<P class=MsoNormal
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align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-hansi-font-family: 'Times New Roman'"><SPAN
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</SPAN></SPAN><SPAN lang=EN-US
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体">void
init_mempool(void *data *p,unsigned int
size);<O:P></O:P></SPAN></P>
<P class=MsoNormal
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align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体"><SPAN
style="mso-tab-count: 1"> </SPAN>void
*malloc (unsigned int size);<O:P></O:P></SPAN></P>
<P class=MsoNormal
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align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体"><SPAN
style="mso-tab-count: 1"> </SPAN>int
rand(void);<O:P></O:P></SPAN></P>
<P class=MsoNormal
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align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体"><SPAN
style="mso-tab-count: 1"> </SPAN>void
*realloc (void xdata *p,unsigned int
size);<O:P></O:P></SPAN></P>
<P class=MsoNormal
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align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体"><SPAN
style="mso-tab-count: 1"> </SPAN>void srand
(int seed)；</SPAN><SPAN lang=EN-US
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-hansi-font-family: 'Times New Roman'"><O:P></O:P></SPAN></P>
<H3 style="MARGIN-LEFT: 0cm; TEXT-INDENT: 0cm"><A
name=_Toc475103211><SPAN lang=EN-US style="FONT-SIZE: 15pt">5.
</SPAN><SPAN lang=EN-US>STRING.H</SPAN></A><SPAN
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style="FONT-SIZE: 12pt"><O:P></O:P></SPAN></H3>
<P class=MsoNormal
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align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-hansi-font-family: 'Times New Roman'"><SPAN
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</SPAN></SPAN><SPAN lang=EN-US
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体">void *memccpy (void
*dest,void *src,char c,int len);<O:P></O:P></SPAN></P>
<P class=MsoNormal
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align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体"><SPAN
style="mso-tab-count: 1"> </SPAN>void
*memchr (void *buf,char c,int len);<O:P></O:P></SPAN></P>
<P class=MsoNormal
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align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体"><SPAN
style="mso-tab-count: 1"> </SPAN>char
memcmp(void *buf1,void *buf2,int len);<O:P></O:P></SPAN></P>
<P class=MsoNormal
style="TEXT-INDENT: 24pt; TEXT-ALIGN: left; tab-stops: 45.0pt 117.0pt"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体"><SPAN
style="mso-tab-count: 1"> </SPAN>void
*memcopy (void *dest,void *SRC,int len);<O:P></O:P></SPAN></P>
<P class=MsoNormal
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align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体"><SPAN
style="mso-tab-count: 1"> </SPAN>void
*memmove (void *dest,void *src,int len);<O:P></O:P></SPAN></P>
<P class=MsoNormal
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align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体"><SPAN
style="mso-tab-count: 1"> </SPAN>void
*memset (void *buf,char c,int len);<O:P></O:P></SPAN></P>
<P class=MsoNormal
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align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体"><SPAN
style="mso-tab-count: 1"> </SPAN>char
*strcat (char *dest,char *src);<O:P></O:P></SPAN></P>
<P class=MsoNormal
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align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体"><SPAN
style="mso-tab-count: 1"> </SPAN>char
*strchr (const char *string,char c);<O:P></O:P></SPAN></P>
<P class=MsoNormal
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align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体"><SPAN
style="mso-tab-count: 1"> </SPAN>char strcmp
(char *string1,char *string2);<O:P></O:P></SPAN></P>
<P class=MsoNormal
style="TEXT-INDENT: 24pt; TEXT-ALIGN: left; tab-stops: 45.0pt 117.0pt"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体"><SPAN
style="mso-tab-count: 1"> </SPAN>char
*strcpy (char *dest,char *src);<O:P></O:P></SPAN></P>
<P class=MsoNormal
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align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体"><SPAN
style="mso-tab-count: 1"> </SPAN>int
strcspn(char *src,char * set);<O:P></O:P></SPAN></P>
<P class=MsoNormal
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align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体"><SPAN
style="mso-tab-count: 1"> </SPAN>int strlen
(char *src);<O:P></O:P></SPAN></P>
<P class=MsoNormal
style="TEXT-INDENT: 24pt; TEXT-ALIGN: left; tab-stops: 45.0pt 117.0pt"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体"><SPAN
style="mso-tab-count: 1"> </SPAN>char
*strncat (char 8dest,char *src,int len);<O:P></O:P></SPAN></P>
<P class=MsoNormal
style="TEXT-INDENT: 24pt; TEXT-ALIGN: left; tab-stops: 45.0pt 117.0pt"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体"><SPAN
style="mso-tab-count: 1"> </SPAN>char
strncmp(char *string1,char *string2,int
len);<O:P></O:P></SPAN></P>
<P class=MsoNormal
style="TEXT-INDENT: 24pt; TEXT-ALIGN: left; tab-stops: 45.0pt 117.0pt"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体"><SPAN
style="mso-tab-count: 1"> </SPAN>char
strncpy (char *dest,char *src,int len);<O:P></O:P></SPAN></P>
<P class=MsoNormal
style="TEXT-INDENT: 24pt; TEXT-ALIGN: left; tab-stops: 45.0pt 117.0pt"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体"><SPAN
style="mso-tab-count: 1"> </SPAN>char
*strpbrk (char *string,char *set);<O:P></O:P></SPAN></P>
<P class=MsoNormal
style="TEXT-INDENT: 24pt; TEXT-ALIGN: left; tab-stops: 45.0pt 117.0pt"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体"><SPAN
style="mso-tab-count: 1"> </SPAN>int strpos
(const char *string,char c);<O:P></O:P></SPAN></P>
<P class=MsoNormal
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align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体"><SPAN
style="mso-tab-count: 1"> </SPAN>char
*strrchr (const char *string,char c);<O:P></O:P></SPAN></P>
<P class=MsoNormal
style="TEXT-INDENT: 24pt; TEXT-ALIGN: left; tab-stops: 45.0pt 117.0pt"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体"><SPAN
style="mso-tab-count: 1"> </SPAN>char
*strrpbrk (char *string,char *set);<O:P></O:P></SPAN></P>
<P class=MsoNormal
style="TEXT-INDENT: 24pt; TEXT-ALIGN: left; tab-stops: 45.0pt 117.0pt"
align=left><SPAN lang=EN-US
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体"><SPAN
style="mso-tab-count: 1"> </SPAN>int strrpos
(const char *string,char c);<O:P></O:P></SPAN></P>
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