Exp Calculatorを作成するために.txtファイルを解析していますが、ストリームから1行を超える行が2倍になるという奇妙なエラーが発生します。このコードを使用してファイルを開いたり閉じたりして、変更を確認し、変更のみを印刷しています。
これは、テキストファイルがどのように見えるかです。
[11:58:18] Mind increased by 0.000013 to 28.160389
[11:58:18] Mind logic increased by 0.000015 to 33.213428
[11:58:18] Miscellaneous items increased by 0.000061 to 59.381138
[11:58:18] Repairing increased by 0.000782 to 35.52212
[11:58:19] Mind increased by 0.000015 to 28.160404
スリープを追加して速度を落とすと、各行が1つずつ取得されてコンソールに出力されますが、完了後、ストリームに1行を超えるすべての行の印刷に移ります。
#include <windows.h>
#include <iostream>
#include <fstream>
#include <string>
#include <vector>
using namespace std;
int main()
{
ios::streampos file_end;
ifstream file ("C://Users//Matthew//wurm//players//Maximillian//logs//_Skills.2013-03.txt");
if(file.is_open())
{
file.seekg( ios::beg, ios::end );
file_end = file.tellg();
file.close();
}else{
cout << "Unable to open file";
}
while(true)
{
ifstream file ("C://Users//Matthew//wurm//players//Maximillian//logs//_Skills.2013-03.txt");
if (file.is_open())
{
file.seekg( ios::beg, ios::end );
streampos new_end = file.tellg();
if(new_end > file_end)
{
file.seekg(file_end);
string line;
while(getline(file, line))
{
if(!line.empty())
cout << line << endl;
Sleep(1000);
}
file_end = new_end;
}
file.close();
}else{
cout << "Unable to open file";
}
}
return 0;
}
これは出力です...タイムスタンプに注意してください。なぜこれをしているのか分かりません...
[16:42:36] Mind logic increased by 0.000015 to 33.349262
[16:42:36] Miscellaneous items increased by 0.000053 to 59.777897
[16:42:36] Repairing increased by 0.000694 to 36.59152
[16:42:37] Mind increased by 0.000013 to 28.270370
[16:42:37] Mind logic increased by 0.000019 to 33.349281
[16:42:38] Mind increased by 0.000013 to 28.270384
[16:42:38] Mind logic increased by 0.000015 to 33.349297
[16:42:38] Repairing increased by 0.000694 to 36.59222
[16:42:39] Mind logic increased by 0.000015 to 33.349312
[16:42:40] Repairing increased by 0.000694 to 36.59291
[16:42:42] Mind increased by 0.000015 to 28.270399
[16:42:42] Mind logic increased by 0.000015 to 33.349327
[16:42:42] Repairing increased by 0.000694 to 36.59361
[16:42:43] Mind increased by 0.000013 to 28.270412
[16:42:43] Mind logic increased by 0.000015 to 33.349342
[16:42:44] Mind increased by 0.000013 to 28.270426
[16:42:44] Mind logic increased by 0.000019 to 33.349361
[16:42:44] Repairing increased by 0.000694 to 36.59430
//I added this afterwards to break up what I printed out first... why did it reprint all the times that had 2 or more lines at once?
[16:42:36] Miscellaneous items increased by 0.000053 to 59.777897
[16:42:36] Repairing increased by 0.000694 to 36.59152
[16:42:37] Mind increased by 0.000013 to 28.270370
[16:42:37] Mind logic increased by 0.000019 to 33.349281
[16:42:38] Mind increased by 0.000013 to 28.270384
[16:42:38] Mind logic increased by 0.000015 to 33.349297
[16:42:38] Repairing increased by 0.000694 to 36.59222
[16:42:39] Mind logic increased by 0.000015 to 33.349312
[16:42:40] Repairing increased by 0.000694 to 36.59291
[16:42:42] Mind increased by 0.000015 to 28.270399
[16:42:42] Mind logic increased by 0.000015 to 33.349327
[16:42:42] Repairing increased by 0.000694 to 36.59361
[16:42:43] Mind increased by 0.000013 to 28.270412
[16:42:43] Mind logic increased by 0.000015 to 33.349342
[16:42:44] Mind increased by 0.000013 to 28.270426
[16:42:44] Mind logic increased by 0.000019 to 33.349361
[16:42:44] Repairing increased by 0.000694 to 36.59430