我正在尝试导出一个cvs文件。通过以下代码我设法获取了文件letfileName="sample.csv"//"sample.txt"@IBActionfunccreateFile(sender:AnyObject){letpath=tmpDir.stringByAppendingPathComponent(fileName)letcontentsOfFile="No,PresidentName,WikipediaURL,Tookoffice,Leftoffice,Party,HomeState\n1,GeorgeWashington,http://en.wikipedia.org/w

我正在尝试导出一个cvs文件。通过以下代码我设法获取了文件letfileName="sample.csv"//"sample.txt"@IBActionfunccreateFile(sender:AnyObject){letpath=tmpDir.stringByAppendingPathComponent(fileName)letcontentsOfFile="No,PresidentName,WikipediaURL,Tookoffice,Leftoffice,Party,HomeState\n1,GeorgeWashington,http://en.wikipedia.org/w