Load a .csv file at runtime with c++

Development Programming & Scripting C++
9

Naïve split string at line terminators and commas

	FString fPath = "C:\\test_data.csv";
	TArray<TArray<FString>> parsedCSV;

	if (FPaths::FileExists(fPath))
	{
		FString FileContent;
		//Read the csv file
		FFileHelper::LoadFileToString(FileContent, *fPath);
		//UE_LOG(LogTemp, Error, TEXT("%s"), *FileContent);
		
		const TCHAR* Terminators[] = { L"\r", L"\n" }; //LINE_TERMINATOR
		const TCHAR* CSVDelimeters[] = {TEXT(",")};

		TArray<FString> CSVLines;
		FileContent.ParseIntoArray(CSVLines, Terminators, 2);

		TArray<FString> temp_array;
		for (int i = 0; i < CSVLines.Num(); i++) {
			temp_array.Empty();
			CSVLines[i].ParseIntoArray(temp_array, CSVDelimeters, 1);
			parsedCSV.Add(temp_array);
		}

		//TArray<FString> GetCSVDataToString(FString fPath);
		//FCsvParser* csvfiles = new FCsvParser(FileContent); alternate method?
	}


	for (int i = 0; i < parsedCSV.Num(); i++) {
		for (int j = 0; j < parsedCSV[i].Num(); j++) {
			UE_LOG(LogTemp, Error, TEXT("%s"), *parsedCSV[i][j]);
		}
		UE_LOG(LogTemp, Error, TEXT("%s"), "\n");
	}