ImageRecognition/WriteLog.cpp

#include "WriteLog.h"

void WriteLog::SaveLog(QString msg)
{
	QString sFilePath = "test.txt";

	QFile file(sFilePath);
	if (file.size() > 1024 * 1024 * 10)
	{
		file.remove();
		file.deleteLater();
		return;
	}
	//·½Ê½£ºAppendΪ׷¼Ó£¬WriteOnly£¬ReadOnly
	if (!file.open(QIODevice::Append | QIODevice::Text)) {
		return;
	}
	QTextStream out(&file);
	out << msg << endl;
	out.flush();
	file.close();
}