收录了C语言的绝大部分的库函数，基本够平时用的了，即使有遗漏的，也是很少的了，希望能对大家有帮助，另外自己换点分花，呵呵 是TXT文档的资料，我打包发上来 int isalpha(int ch) 若ch是字母('A'-'Z','a'-'z')返回非0值,否则返回0 int isalnum(int ch) 若ch是字母('A'-'Z','a'-'z')或数字('0'-'9') 返回非0值,否则返回0 int isascii(int ch) 若ch是字符(ASCII码中的0-127)返回非0值,否
库函数以及文件大全 General C/C++ Pre-processor commands Operator Precedence Escape Sequences ASCII Chart Data Types Keywords Standard C Library Standard C I/O Standard C String & Character Standard C Math Standard C Time & Date Standard C Memory Other standa
库函数以及文件大全（经典）chm格式 挺好的clearerr clears errors fclose close a file feof true if at the end-of-file ferror checks for a file error fflush writes the contents of the output buffer fgetc get a character from a stream fgetpos get the file position indicat
