文件指针在txt文档中排序

我的心终于被征服了，还是先放下吧，后面的事还有很多，只不过马上就要出来了，但是又不得不放弃，因为排出来的文章实在是太难看了

并且还有乱码，不知微软是怎么写出word这么牛的文档“排序”软件的，我现在由衷的佩服！

就那么两下我的问题就解决了，但是还是想尝试自己去写写，没出来啊……

先把代码粘着，闲了再弄

// sortMyTXT.cpp : 定义控制台应用程序的入口点。//#include "stdafx.h"#include <stdio.h>#include <memory.h>#include <math.h>#include <stdlib.h>struct tagline{char str[100];int Hhead;int Hrear;int length;}line[500];int IsHex(char s){char q = s;int c;if(q >= '0' && q <= '9')return c = q - '0';else if(q >= 'A' && q <= 'F')return c = q - 'A' + 0xA;else if(q >= 'a' && q <= 'f')return c = q - 'a' + 0xA;else/* invalid char */return -1;}int ahextoi(char* p){int n = 0;char* q = p;int c = 0;while(-1 != (c = IsHex(*q++))){n = n *16 + c;}return n;}int GetHead(const char *tempstr){int i = 0;char temp[5] ={' '};if (*tempstr == '-'){i = 2;while(tempstr[i] != ' '){temp[i -2] = tempstr[i++];}return ahextoi(temp);} else if (*tempstr == '0'){i = 5;while(tempstr[i] != ' '){temp[i -5] = tempstr[i++];}return ahextoi(temp);}else{return 0;}}int GetRear(char *tempstr){char temp1[3] = {' '};int c = 0,m = 0;char *temp = tempstr;while(*temp++ != '/n');while(-1 == IsHex(*temp--));c = IsHex(*temp) == -1?0:IsHex(*temp);temp++;m = IsHex(*temp) == -1?0:IsHex(*temp);return (c*16+ m);}int main(){FILE *fp,*fp1;int i = 0,j,m = 0,k =1,h = 0,t = 0;int flag = 1;fopen_s(&fp,"2.txt","r");fopen_s(&fp1,"3.txt","w");while(EOF != flag){j = 0;k = 0;memset(line[i].str,' ',sizeof(line[i].str));do {flag = fscanf_s(fp,"%c",&line[i].str[j],1);if (j > 4&&line[i].str[j -1] == ' '&&line[i].str[j] != ' '){k++;}} while (line[i].str[j++] != '/n');if (line[i].str[0] == '-'&&line[i].str[1] == 'e'){line[i].Hhead = GetHead(line[i].str);line[i].length = k -2;line[i].Hrear = GetRear(line[i].str);i++;}else if (line[i].str[0] == '0'){fprintf_s(fp1,"%s",line[h].str);fprintf_s(fp1,"%s",line[j = i].str);line[j].Hhead = GetHead(line[j].str);while(abs(line[h].Hhead + line[h].length - line[j].Hhead)>= 1){t = 0;do {flag = fscanf_s(fp,"%c",&line[j].str[t],1);} while (line[j].str[t++] != '/n');line[j].Hhead = GetHead(line[j].str);fprintf_s(fp1,"%s",line[j].str);}j++;h++;}else{i++;}}fclose(fp);return 0;}

里面的文档http://download.csdn.net/source/2709154