计算机科学与技术社区CSTC团队的资料组制作 函数大全(S开头) 函数名 ....docVIP

函数大全(s开头) 函数名:?sbrk? 功??能:?改变数据段空间位置? :?char?*sbrk(int?incr);? 程序例:? #include?stdio.h? #include?alloc.h? int?main(void)? {? ???printf(Changing?allocation?with?sbrk()\n);? ???printf(Before?sbrk()?call:?%lu?bytes?free\n,? ???(unsigned?long)?coreleft());? ???sbrk(1000);? ???printf(?After?sbrk()?call:?%lu?bytes?free\n,? ???(unsigned?long)?coreleft());? ???return?0;? }? ?? ?? 函数名:?scanf? 功??能:?执行格式化输入? :?int?scanf(char?*format[,argument,...]);? 程序例:? #include?stdio.h? #include?conio.h? int?main(void)? {? 牋?char?label[20];? 牋?achar?name[20];? 牋?aint?entries?=?0;? 牋?tint?loop,?age;? 牋?tdouble?salary;? 牋?ustruct?Entry_struct? 牋?r{? 牋牋牋ctchar??name[20];? 牋牋牋r??int???age;? 牋牋牋???float?salary;? 牋?o}?entry[20];? /*?Input?a?label?as?a?string?of?characters?restricting?to?20?characters?*/? 牋?eprintf(\n\nPlease?enter?a?label?for?the?chart:?);? 牋?iscanf(%20s,?label);? 牋?afflush(stdin);??/*?flush?the?input?stream?in?case?of?bad?input?*/? /*?Input?number?of?entries?as?an?integer?*/? 牋?lprintf(How?many?entries?will?there?be??(less?than?20)?);? 牋?iscanf(%d,?entries);? 牋?afflush(stdin);???/*?flush?the?input?stream?in?case?of?bad?input?*/? /*?input?a?name?restricting?input?to?only?letters?upper?or?lower?case?*/? 牋?lfor?(loop=0;loopentries;++loop)? 牋?r{? 牋牋牋(lprintf(Entry?%d\n,?loop);? 牋牋牋ntfprintf(??Name???:?);? 牋牋牋ntfscanf(%[A-Za-z],?entry[loop].name);? 牋牋牋nf(fflush(stdin);??/*?flush?the?input?stream?in?case?of?bad?input?*/? /*?input?an?age?as?an?integer?*/? 牋牋牋ushprintf(??Age????:?);? 牋牋牋ntfscanf(%d,?entry[loop].age);? 牋牋牋nf(fflush(stdin);??/*?flush?the?input?stream?in?case?of?bad?input?*/? /*?input?a?salary?as?a?float?*/? 牋牋牋ushprintf(??Salary?:?);? 牋牋牋ntfscanf(%f,?entry[loop].salary);? 牋牋牋nf(fflush(stdin);?/*?flush?the?input?stream?in?case?of?bad?input?*/? 牋?l}? /*?Input?a?name,?age?and?salary?as?a?string,?integer,?and?double?*/? 牋? printf(\nPlease?enter?your?name,?age?and?salary\n);? 牋?iscanf(%20s?%d?%lf,?n