筆記課程考試日常語言試題答案

C語言答案1.A2.A3.C4.B5.D6.D7.D8.B9.B10.D11.C12.D13.B14.C15.D16.B17.C18.A19.D21.D22.C23.A24.B25.B26.B27.D28.D29.C30.D31.B32.A33.A34.A35.C36.C37.C39.A40.C41.A42.C43.B44.D45.A46.B47.D48.A49.C1.%d2.case4.float6. 7.8. 10.&n 13. ///////keyvalue//提取value11 LineMaxLen KeyMaxLenintGetCfgItem(char*pFileName/*in*/,char*pKey/*in*/,char*pValue/*inout*/,int*pValueLen/*out*/){ rv= *fp=charchar*pTmp=NULL,*pBegin=NULL,*pEnd=if(pFileName==NULL||pKey==NULL||pValue==NULL||{rv=-printf("GetCfgItem()err.paramerr\n");gotoEnd;}fp=fopen(pFileName,"r");if(fp==NULL){rv=-printf("fopen()err.\n");gotoEnd;}while{//memset(lineBuf,0,sizeof(lineBuf));pTmp=fgets(lineBuf,LineMaxLen,fp);if(pTmp==NULL){}//不含=,pTmp=strchr(lineBuf,'=');if(pTmp==NULL){}//keypTmp=strstr(lineBuf,pKey);if(pTmp==NULL){}//調(diào)整到=valuepTmp=strchr(lineBuf,'=');if(pTmp==NULL){}pTmp=pTmp+//獲取valuewhile{if(*pTmp=='{pTmp++}{pBegin=if(*pBegin=={//沒有配置printf("配置項(xiàng):%svalue\npKey);gotoEnd;}}}//獲取valudewhile{if((*pTmp==''||*pTmp=={}{}}

pTmppEnd=//*pValueLen=pEnd-pBegin;memcpy(pValue,pBegin,pEnd-pBegin);}

if(fp!={}return}////keyvalue//"keyintSetCfgItem(char*pFileName/*in*/,char*pKey/*in*/,char*pValue/*in*/,int{ rv=0,iTag=0,length=0; *fp=NULL;charchar*pTmp=NULL,*pBegin=NULL,*pEnd=NULL;charfilebuf[1024*8]={0};if(pFileName==NULL||pKey==NULL||{rv=-printf("SetCfgItem()err.paramerr\n");gotoEnd;}fp=fopen(pFileName,"r+");if(fp==NULL){rv=-printf("fopen()err.//goto}if(fp=={fp=fopen(pFileName,"w+t");if(fp==NULL){rv=-printf("fopen()err.\n");gotoEnd;}}fseek(fp,0L,length=ffseek(fp,0L,SEEK_SET);if(length>1024*8){rv=-printf("1024*8,nunsupport");gotoEnd;}while{//memset(lineBuf,0,sizeof(lineBuf));pTmp=fgets(lineBuf,LineMaxLen,fp);if(pTmp==NULL){}//key關(guān)鍵字是否在本行pTmpstrstr(lineBuf,pKey);if(pTmp==NULL){}{}}

strcat(filebuf,lineBuf);sprintf(lineBuf,"%s=%s\n",pKey,pValue);strcat(filebuf,lineBuf);//若存在keyiTag=1;//if(iTag=={fprintf(fp,"%s=%s\n",pKey,}else{if(fp!={fpNULL}fp=fopen(pFileName,if(fp=={rv=-printf(