-(NSString *)filePath

{

    NSString *docPath = [NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDirectory, YES)objectAtIndex:0];

    NSString *path = [docPath stringByAppendingPathComponent:@"texts"];

 

 //  NSString *path = [NSHomeDirectory() stringByAppendingPathComponent:@"Library/Caches/texts"]; //两种方法都可以

    return path;

}