我是iPhone开发的新手,基本上都是C语言.我理解变量的概念等等,所以我试图以基本的方式使用它们来更好地掌握这个概念.不幸的是,当我尝试做一些非常简单的事情时,我收到编译器警告:我只想分配我的5个变量值.
ViewController.h代码:
@interface MyApplicationViewController : UIViewController {
IBOutlet UITextView *variable1;
IBOutlet UITextView *variable2;
IBOutlet UITextView *variable3;
IBOutlet UITextView *variable4;
IBOutlet UITextView *variable5;
}
Run Code Online (Sandbox Code Playgroud)
[我知道理论上我可以将这些变量连接到IB中的文本视图,但我不是]
@property (nonatomic, retain) IBOutlet UITextView *variable1;
@property (nonatomic, retain) IBOutlet UITextView *variable2;
@property (nonatomic, retain) IBOutlet UITextView *variable3;
@property (nonatomic, retain) IBOutlet UITextView *variable4;
@property (nonatomic, retain) IBOutlet UITextView *variable5;
@end
Run Code Online (Sandbox Code Playgroud)
ViewController.m代码:
@implementation MyApplicationViewController
@synthesize variable1;
@synthesize variable2;
@synthesize variable3;
@synthesize variable4;
@synthesize variable5;
- (void)viewDidLoad {
variable1 = "memory text1"; [Warning]
variable2 = "memory text2"; …Run Code Online (Sandbox Code Playgroud)