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📁 本教材主要讲解linuxC的一些函数和运用等
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        <div align="left"><font face="Times New Roman, Times, serif"> <a href="./function/01.html#linuxc1" target="mainFrame"><font size="2">字符测试篇</font></a><br>
          <a href="./function/01.html#linuxc1" target="mainFrame">isalnum</a><br>
          <a href="./function/01.html#linuxc2" target="mainFrame">isalpha</a><br>
          <a href="./function/01.html#linuxc3" target="mainFrame">isascii</a><br>
          <a href="./function/01.html#linuxc4" target="mainFrame">iscntrl</a><br>
          <a href="./function/01.html#linuxc5" target="mainFrame">isdigit</a><br>
          <a href="./function/01.html#linuxc6" target="mainFrame">isgraphis</a><br>
          <a href="./function/01.html#linuxc7" target="mainFrame">islower</a><br>
          <a href="./function/01.html#linuxc8" target="mainFrame">isprint</a><br>
          <a href="./function/01.html#linuxc9" target="mainFrame">isspace</a><br>
          <a href="./function/01.html#linuxc10" target="mainFrame">ispunct</a><br>
          <a href="./function/01.html#linuxc11" target="mainFrame">isupper</a><br>
          <a href="./function/01.html#linuxc12" target="mainFrame">isxdigit</a><br>
          <br>
          <a href="./function/02.html#linuxc13" target="mainFrame"><font size="2">字符串转换篇</font></a><br>
          <a href="./function/02.html#linuxc14" target="mainFrame">atof</a><br>
          <a href="./function/02.html#linuxc15" target="mainFrame">atoi</a><br>
          <a href="./function/02.html#linuxc16" target="mainFrame">atol</a><br>
          <a href="./function/02.html#linuxc17" target="mainFrame">gcvt</a><br>
          <a href="./function/02.html#linuxc18" target="mainFrame">strtod</a><br>
          <a href="./function/02.html#linuxc19" target="mainFrame">strtol</a><br>
          <a href="./function/02.html#linuxc20" target="mainFrame">strtoul</a><br>
          <a href="./function/02.html#linuxc21" target="mainFrame">toascii</a><br>
          <a href="./function/02.html#linuxc22" target="mainFrame">tolower</a><br>
          <a href="./function/02.html#linuxc23" target="mainFrame">toupper</a><br>
          <br>
          <a href="./function/03.html#linuxc24" target="mainFrame"><font size="2">内存控制篇</font></a><br>
          <a href="./function/03.html#linuxc25" target="mainFrame">calloc</a><br>
          <a href="./function/03.html#linuxc26" target="mainFrame">free</a><br>
          <a href="./function/03.html#linuxc27" target="mainFrame">getpagesize</a><br>
          <a href="./function/03.html#linuxc28" target="mainFrame">malloc</a><br>
          <a href="./function/03.html#linuxc29" target="mainFrame">mmap</a><br>
          <a href="./function/03.html#linuxc30" target="mainFrame">munmap</a><br>
          <br>
          <a href="./function/04.html#linuxc31" target="mainFrame"><font size="2">日期时间篇</font></a><br>
          <a href="./function/04.html#linuxc32" target="mainFrame">asctime</a><br>
          <a href="./function/04.html#linuxc33" target="mainFrame">ctime</a><br>
          <a href="./function/04.html#linuxc34" target="mainFrame">gettimeofday</a><br>
          <a href="./function/04.html#linuxc35" target="mainFrame">gmtime</a><br>
          <a href="./function/04.html#linuxc36" target="mainFrame">localtime</a><br>
          <a href="./function/04.html#linuxc37" target="mainFrame">mktime</a><br>
          <a href="./function/04.html#linuxc38" target="mainFrame">settimeofday</a><br>
          <a href="./function/04.html#linuxc39" target="mainFrame">time</a><br>
          <br>
          <a href="./function/05.html#linuxc40" target="mainFrame"><font size="2">内存及字符串操作篇</font></a><br>
          <a href="./function/05.html#linuxc41" target="mainFrame">bcmp</a><br>
          <a href="./function/05.html#linuxc42" target="mainFrame">bcopy</a><br>
          <a href="./function/05.html#linuxc43" target="mainFrame">bzero</a><br>
          <a href="./function/05.html#linuxc44" target="mainFrame">index</a><br>
          <a href="./function/05.html#linuxc45" target="mainFrame">memccpy</a><br>
          <a href="./function/05.html#linuxc46" target="mainFrame">memchr</a><br>
          <a href="./function/05.html#linuxc47" target="mainFrame">memcmp</a><br>
          <a href="./function/05.html#linuxc48" target="mainFrame">memcpy</a><br>
          <a href="./function/05.html#linuxc49" target="mainFrame">memmove</a><br>
          <a href="./function/05.html#linuxc50" target="mainFrame">memset</a><br>
          <a href="./function/05.html#linuxc51" target="mainFrame">rindex</a><br>
          <a href="./function/05.html#linuxc52" target="mainFrame">strcasecmp</a><br>
          <a href="./function/05.html#linuxc53" target="mainFrame">strcat</a><br>
          <a href="./function/05.html#linuxc54" target="mainFrame">strchr</a><br>
          <a href="./function/05.html#linuxc55" target="mainFrame">strcmp</a><br>
          <a href="./function/05.html#linuxc56" target="mainFrame">strcoll</a><br>
          <a href="./function/05.html#linuxc57" target="mainFrame">strcpy</a><br>
          <a href="./function/05.html#linuxc58" target="mainFrame">strcspn</a><br>
          <a href="./function/05.html#linuxc59" target="mainFrame">strdup</a><br>
          <a href="./function/05.html#linuxc60" target="mainFrame">strlen</a><br>
          <a href="./function/05.html#linuxc61" target="mainFrame">strncasecmp</a><br>
          <a href="./function/05.html#linuxc62" target="mainFrame">strncat</a><br>
          <a href="./function/05.html#linuxc63" target="mainFrame">strncpy</a><br>
          <a href="./function/05.html#linuxc64" target="mainFrame">strpbrk</a><br>
          <a href="./function/05.html#linuxc65" target="mainFrame">strrchr</a><br>
          <a href="./function/05.html#linuxc66" target="mainFrame">strspn</a><br>
          <a href="./function/05.html#linuxc67" target="mainFrame">strstr</a><br>
          <a href="./function/05.html#linuxc68" target="mainFrame">strtok</a><br>
          <br>
          <a href="./function/06.html#linuxc69" target="mainFrame"><font size="2">常用数学函数篇</font></a><br>
          <a href="./function/06.html#linuxc70" target="mainFrame">abs</a><br>
          <a href="./function/06.html#linuxc71" target="mainFrame">acos</a><br>
          <a href="./function/06.html#linuxc72" target="mainFrame">asin</a><br>
          <a href="./function/06.html#linuxc73" target="mainFrame">atan</a><br>
          <a href="./function/06.html#linuxc74" target="mainFrame">atan2</a><br>
          <a href="./function/06.html#linuxc75" target="mainFrame">ceil</a><br>
          <a href="./function/06.html#linuxc76" target="mainFrame">cos</a><br>
          <a href="./function/06.html#linuxc77" target="mainFrame">cosh</a><br>
          <a href="./function/06.html#linuxc78" target="mainFrame">exp</a><br>
          <a href="./function/06.html#linuxc79" target="mainFrame">frexp</a><br>
          <a href="./function/06.html#linuxc80" target="mainFrame">ldexp</a><br>
          <a href="./function/06.html#linuxc81" target="mainFrame">log</a><br>
          <a href="./function/06.html#linuxc82" target="mainFrame">log10</a><br>
          <a href="./function/06.html#linuxc83" target="mainFrame">pow</a><br>
          <a href="./function/06.html#linuxc84" target="mainFrame">sin</a><br>
          <a href="./function/06.html#linuxc85" target="mainFrame">sinh</a><br>
          <a href="./function/06.html#linuxc86" target="mainFrame">sqrt</a><br>
          <a href="./function/06.html#linuxc87" target="mainFrame">tan</a><br>
          <a href="./function/06.html#linuxc88" target="mainFrame">tanh</a><br>
          <br>
          <a href="./function/07.html#linuxc89" target="mainFrame"><font size="2">用户组篇</font></a><br>
          <a href="./function/07.html#linuxc90" target="mainFrame">endgrent</a><br>
          <a href="./function/07.html#linuxc91" target="mainFrame">endpwent</a><br>
          <a href="./function/07.html#linuxc92" target="mainFrame">endutent</a><br>
          <a href="./function/07.html#linuxc93" target="mainFrame">fgetgrent</a><br>
          <a href="./function/07.html#linuxc94" target="mainFrame">fgetpwent</a><br>
          <a href="./function/07.html#linuxc95" target="mainFrame">getegid</a><br>
          <a href="./function/07.html#linuxc96" target="mainFrame">geteuid</a><br>
          <a href="./function/07.html#linuxc97" target="mainFrame">getgid</a><br>
          <a href="./function/07.html#linuxc98" target="mainFrame">getgrent</a><br>
          <a href="./function/07.html#linuxc99" target="mainFrame">getgrgid</a><br>
          <a href="./function/07.html#linuxc100" target="mainFrame">getgrnam</a><br>
          <a href="./function/07.html#linuxc101" target="mainFrame">getgroups</a><br>
          <a href="./function/07.html#linuxc102" target="mainFrame">getpw</a><br>
          <a href="./function/07.html#linuxc103" target="mainFrame">getpwent</a><br>
          <a href="./function/07.html#linuxc104" target="mainFrame">getpwnam</a><br>
          <a href="./function/07.html#linuxc105" target="mainFrame">getpwuid</a><br>
          <a href="./function/07.html#linuxc106" target="mainFrame">getuid</a><br>
          <a href="./function/07.html#linuxc107" target="mainFrame">getutent</a><br>
          <a href="./function/07.html#linuxc108" target="mainFrame">getutid</a><br>
          <a href="./function/07.html#linuxc109" target="mainFrame">getutline</a><br>
          <a href="./function/07.html#linuxc110" target="mainFrame">initgroups</a><br>
          <a href="./function/07.html#linuxc111" target="mainFrame">pututline</a><br>
          <a href="./function/07.html#linuxc112" target="mainFrame">seteuid</a><br>
          <a href="./function/07.html#linuxc113" target="mainFrame">setfsgid</a><br>
          <a href="./function/07.html#linuxc114" target="mainFrame">setfsuid</a><br>
          <a href="./function/07.html#linuxc115" target="mainFrame">setgid</a><br>
          <a href="./function/07.html#linuxc116" target="mainFrame">setgrent</a><br>
          <a href="./function/07.html#linuxc117" target="mainFrame">setgroups</a><br>
          <a href="./function/07.html#linuxc118" target="mainFrame">setpwent</a><br>
          <a href="./function/07.html#linuxc119" target="mainFrame">setregid</a><br>
          <a href="./function/07.html#linuxc120" target="mainFrame">setreuid</a><br>
          <a href="./function/07.html#linuxc121" target="mainFrame">setuid</a><br>
          <a href="./function/07.html#linuxc122" target="mainFrame">setutent</a><br>
          <a href="./function/07.html#linuxc123" target="mainFrame">utmpname</a><br>
          <br>
          <a href="./function/08.html#linuxc124" target="mainFrame"><font size="2">数据结构及算法篇</font></a><br>
          <a href="./function/08.html#linuxc125" target="mainFrame">crypt</a><br>
          <a href="./function/08.html#linuxc126" target="mainFrame">bsearch</a><br>
          <a href="./function/08.html#linuxc127" target="mainFrame">lfind</a><br>
          <a href="./function/08.html#linuxc128" target="mainFrame">lsearch</a><br>
          <a href="./function/08.html#linuxc129" target="mainFrame">qsort</a><br>
          <a href="./function/08.html#linuxc130" target="mainFrame">rand</a><br>
          <a href="./function/08.html#linuxc131" target="mainFrame">srand</a><br>
          <br>
          <a href="./function/09.html#linuxc132" target="mainFrame"><font size="2">文件操作篇</font></a><br>
          <a href="./function/09.html#linuxc133" target="mainFrame">close</a><br>
          <a href="./function/09.html#linuxc134" target="mainFrame">creat</a><br>
          <a href="./function/09.html#linuxc135" target="mainFrame">dup</a><br>
          <a href="./function/09.html#linuxc136" target="mainFrame">dup2</a><br>
          <a href="./function/09.html#linuxc137" target="mainFrame">fcntl</a><br>
          <a href="./function/09.html#linuxc138" target="mainFrame">flock</a><br>
          <a href="./function/09.html#linuxc139" target="mainFrame">fsync</a><br>
          <a href="./function/09.html#linuxc140" target="mainFrame">lseek</a><br>
          <a href="./function/09.html#linuxc141" target="mainFrame">mkstemp</a><br>
          <a href="./function/09.html#linuxc142" target="mainFrame">open</a><br>
          <a href="./function/09.html#linuxc143" target="mainFrame">read</a><br>
          <a href="./function/09.html#linuxc144" target="mainFrame">sync</a><br>
          <a href="./function/09.html#linuxc145" target="mainFrame">write</a><br>
          <br>

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