这些日志会给你一个确切的想法
- (IBAction) question;
{
for (int i = 0; i < 5; i++)
{
NSLog(@"Iteration: %d",i);
questionLabel.text = @"Whats your name?";
NSLog(@"%@",questionLabel.text);
questionLabel.text = @"Whats your age?";
NSLog(@"%@",questionLabel.text);
questionLabel.text = @"Whats your height?";
NSLog(@"%@",questionLabel.text);
questionLabel.text = @"Whats your weight?";
NSLog(@"%@",questionLabel.text);
questionLabel.text = @"Whats your last name?";
NSLog(@"%@",questionLabel.text);
}
}
如果您想在同一个标签(questionLabel
)上显示所有问题,请编写以下代码
- (IBAction) question;
{
for (int i = 0; i < 5; i++)
{
NSLog(@"Iteration: %d",i);
questionLabel.text = @"Whats your name?";
NSLog(@"%@",questionLabel.text);
questionLabel.text = [questionLabel.text stringByAppendingFormat:@"Whats your age?"] ;
NSLog(@"%@",questionLabel.text);
questionLabel.text = [questionLabel.text stringByAppendingFormat:@"Whats your height?"] ;
NSLog(@"%@",questionLabel.text);
questionLabel.text = [questionLabel.text stringByAppendingFormat:@"Whats your weight?"] ;
NSLog(@"%@",questionLabel.text);
questionLabel.text = [questionLabel.text stringByAppendingFormat:@"Whats your last name?"] ;
NSLog(@"%@",questionLabel.text);
}
}
如果你想在不同的标签上显示所有的问题,创建不同UILabel
的,请写下面的代码
- (IBAction) question;
{
for (int i = 0; i < 5; i++)
{
NSLog(@"Iteration: %d",i);
questionLabel.text = @"Whats your name?";
NSLog(@"%@",questionLabel.text);
questionLabel1.text = @"Whats your age?";
NSLog(@"%@",questionLabel1.text);
questionLabel2.text = @"Whats your height?";
NSLog(@"%@",questionLabel2.text);
questionLabel3.text = @"Whats your weight?";
NSLog(@"%@",questionLabel3.text);
questionLabel4.text = @"Whats your last name?";
NSLog(@"%@",questionLabel4.text);
}
}