C语言如何将文件中一行内容按照空格分割，并将每个单词写入数组？ C语言 数组 输入一行文字,要求将每个单词的首字母由小写改为...
C\u8bed\u8a00\u5982\u4f55\u5c06\u6587\u4ef6\u4e2d\u4e00\u884c\u5185\u5bb9\u6309\u7167\u7a7a\u683c\u5206\u5272\uff0c\u5e76\u5c06\u6bcf\u4e2a\u5355\u8bcd\u5199\u5165\u6570\u7ec4\uff1f\u5c06\u6587\u4ef6\u4e2d\u4e00\u884c\u5185\u5bb9\u6309\u7167\u7a7a\u683c\u5206\u5272\u8fdb\u884c\u8bfb\u53d6\uff0c\u53ef\u4ee5\u91c7\u7528fscanf("%s")\u6765\u5b9e\u73b0
\u5b9e\u73b0\u8fc7\u7a0b\uff1a
\u5b9a\u4e49\u4e8c\u7ef4\u5b57\u7b26\u6570\u7ec4\uff0c\u7528\u6765\u63a5\u6536\u8bfb\u5230\u7684\u6bcf\u4e2a\u5355\u8bcd
\u4ee5\u8bfb\u65b9\u5f0f\u6253\u5f00\u6587\u4ef6
\u5faa\u73af\u8bfb\u6587\u4ef6\uff0c\u5c06\u5355\u8bcd\u9010\u4e2a\u8bfb\u5165\u6570\u7ec4
\u5faa\u73af\u7ed3\u675f\u540e\uff0c\u5173\u95ed\u6587\u4ef6
\u8f93\u51fa\u6570\u7ec4\u4e2d\u7684\u5355\u8bcd\uff0c\u4ee5\u9a8c\u8bc1
\u53c2\u8003\u4ee3\u7801\uff1a
#include int main(void){FILE *fp ;int i,j;char words[100][21]; //\u6700\u591a\u8bfb100\u4e2a\u5355\u8bcd\uff0c\u6bcf\u4e2a\u5355\u8bcd\u4e0d\u8d85\u8fc720\u4e2a\u5b57\u7b26fp=fopen("data.txt", "r");if ( fp==NULL ){printf("open file error\n");return -1;}for( i=0;i<100;i++ ) //\u5faa\u73af\u8bfb\u53d6\uff0c\u63a7\u5236\u4e0d\u8d85\u8fc7100\u4e2a{if ( fscanf(fp, "%20s", words[i] )!= 1 ) //\u63a7\u5236\u6bcf\u4e2a\u5355\u8bcd\u4e0d\u8d85\u8fc720\u4e2abreak;}fclose(fp);for( j=0;j<i;j++ ) //\u53cd\u5411\u8f93\u51fa\u5404\u5355\u8bcdprintf( "%s ", words[j] ) ;printf("\n");return 0;}
#include"stdio.h"void main(){int i;char str[100];printf("\u8bf7\u8f93\u5165\u4e00\u4e2a\u5b57\u7b26\u4e32:");gets(str);if(str[0]>=97&&str[0]=97&&str[i]<=122)str[i]=str[i]-32;}puts(str);}
\u5e0c\u671b\u6211\u7684\u56de\u7b54\u4f1a\u5bf9\u60a8\u6709\u6240\u5e2e\u52a9\uff01
#include<stdio.h>
#include<stdlib.h>
#include<string.h>
char str[1000];
void openfile(char *filename)
{
FILE *fp;
int file_size;
if((fp=fopen(filename,"r")) == NULL)
{
printf("can not open this file\n");
exit(0);
}
fseek(fp,0,SEEK_END);
file_size=ftell(fp);
printf("%d\n",file_size);
fseek(fp,0,SEEK_SET);
fread(str,sizeof(char),file_size,fp);
str[file_size-1]='\0';
printf("%s\n",str);
fclose(fp);
}
void Split()
{
char w[100][100];
char *pfirst=str;
char *pend;
int i=0;
int j,sum=0;
memset(w,0,sizeof(w));
while(pfirst)
{
pend=strstr(pfirst," ");
if(pend==NULL)
{
strncpy(w[i],pfirst,strlen(str)-sum);
i++;
break;
}
strncpy(w[i],pfirst,pend-pfirst);
sum+=pend-pfirst+1;
pfirst=++pend;
i++;
}
for(j=0;j<i;j++)
printf("%s ",w[j]);
}
int main()
{
char filename[40]="/opt/opthb/liuly/a.txt";
openfile(filename);
Split();
return 0;
}
绛旓細璺緞涓殑\瑕佸啓鎴怽\,鏂囦欢鍚嶅繀椤诲甫鍚庣紑 for(i=0;fscanf(p,"%d",a+i)!= EOF;i++);//EOF涓烘枃浠跺熬(end of file),璇诲彇鏂囨湰涓殑鏁版嵁 qsort(a,i,sizeof(int),comp); //鐢卞皬鍒板ぇ鎺掑簭,姣旇緝鏂瑰紡鐢眂omp鍑芥暟鎸囧畾銆 fclose(p); p = fopen("鏂囦欢鍚嶇О", "w")...
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绛旓細include <stdio.h> include <stdlib.h> include <string.h> int main() { FILE *fin,*fout;char str1[81],str2[81]; //鍋囧畾姣忚涓嶈秴杩80涓瓧绗 char *infile = "in.txt";char *outfile = "out.txt";fin = fopen(infile,"r"); // 璇绘牸寮忔墦寮锛岄粯璁や负鏂囨湰绫诲瀷 fout = fopen(...
绛旓細include<stdio.h>struct{char str[10];}a[3];int main(){FILE *fp=fopen("log","r");int i,t;if(fp==NULL)return 1;for(i=0;i<3;i++){fscanf(fp,"id.%d string:%s\n",&t,a[i].str); //璇诲埌缁撴瀯浣撳瓨鍌╬rintf("id.%d string:%s\n",i+1,a[i].str); //杈撳嚭}...
绛旓細fseek(p_file, iPos, SEEK_SET);return 0;} } if(!(*pStr)){ return iPos;} if(iReadNum == 0){ fseek(p_file, iPos, SEEK_SET);return 0;} } void fun(char* pString){ FILE* p_file = fopen("test.txt", "a+b");// 鏂囦欢鍐呭涓121212123454574569 if(!p_file){ printf(...
绛旓細鍙互浣跨敤strtok鍑芥暟鍋氬垎鍓插崟璇嶃俰nclude<string.h> voidmain(){ chars[]="192.168.0.26";char*delim=".";char*p;printf("%s",strtok(s,delim));while((p=strtok(NULL,delim)))printf("%s",p);printf("\n");}
绛旓細include <stdio.h> include <string.h> include <stdlib.h> int fileToFile(char *nameSrc, char *nameDes);char * getLineBuf(int line, int col, int len, char *filename);/ 璇存槑锛1.浣跨敤浜嗗唴瀛樺疄鏃跺垎閰嶏紝鍙互婊¤冻璇诲彇浠绘剰闀垮害鐨勫瓧绗 浣嗘槸锛岄渶瑕佽皟鐢ㄦ椂鎵嬪姩閲婃斁鍐呭瓨锛屽惁鍒欏唴瀛樻硠闇层2.瀵...
绛旓細(宸蹭慨鏀)涓嬮潰閭ｆ鏄垜鐨刢hecking.杩樻槸涓嶈兘鍚楋紵 鎴戝仛鐨勬槸C锛岃瀛樻垚[.c]include<stdio.h> define item 1000 main(){ FILE *fpt;char num[item][10], temp[1000];int i=0, j;fpt = fopen("t1.txt","r");while(fscanf(fpt, "%[^' '] ", num[i]) != EOF){ fscanf(fpt, "%...
绛旓細鍝ュ摜鎴戞兂鍑虹殑鍔炴硶鏄繖鏍风殑:鍥犱负鍏勫紵鏂囦欢鏍煎紡鏄涓琛屼竴琛鐨, 涓旀瘡琛屽紑澶存槸涓涓叧閿瓧,鐒跺悗鍚庨潰鏄浉搴旀暟鎹, 鎵浠ュ摜鍝ユ槸杩欎箞鎯崇殑, 姣斿瑕佽"AB2345"杩欎釜鍏抽敭瀛楀搴旇鐨鍐呭, 閭ｉ鍏堢敤鍙橀噺鎴栬呭畯瀹氫箟瀹氫箟涓嬫潵, 鐒跺悗浠庢枃浠跺紑澶村紑濮, 涓涓瓧绗︿竴涓瓧绗︾殑鎵弿, 瀵规瘡涓琛岀殑寮濮嬬殑6涓瓧绗︾粍鎴愮殑鍏抽敭瀛楄鍑烘潵璺...
绛旓細鏍规嵁鏁版嵁鐗规т笉鍚岋紝鐢ㄤ笉鍚岀殑鏂瑰紡锛屼緥濡 鏁存暟璇伙細fscanf(fp,"%d\n",&n);/* n鏄暣鏁 */ 瀛楃涓茶锛歠scanf(fp,"%s",str); /* str鏄瓧绗︿覆鏁扮粍 */ 娣峰悎璇伙細fscanf(fp,"%s %d ",str1,&n);鏁磋浣滀负瀛楃涓茶锛歠gets(str,4096,fp);...
