- (void)viewDidLoad {    [super viewDidLoad];    // Do any additional setup after loading the view, typically from a nib.    //讀取文本文件    [self readFromText];}#PRagma -mark -functions//讀取文本文件-(void)readFromText{    NSError *error;    NSString *textFieldContents=[NSString stringWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"chenlihua" ofType:@"txt"] encoding:NSUTF8StringEncoding error:&error];    NSLog(@"--textFieldContents---%@-----",textFieldContents);    if (textFieldContents==nil) {        NSLog(@"---error--%@",[error localizedDescription]);    }    NSArray *lines=[textFieldContents componentsSeparatedByString:@"/n"];    NSLog(@"number of lines in the file:%ld",[lines count]);}

2015-07-29 22:12:32.692 讀取文本文件[1362:70871] --textFieldContents---123456789-----2015-07-29 22:12:32.692 讀取文本文件[1362:70871] number of lines in the file:102015-07-29 22:16:09.573 讀取文本文件[1362:73057] Terminating since there is no system app.