[英]UIWebView show blank to iOS dev beginner
我是iOS開發的新手。 我試圖制作一個非常簡單的應用程序,只顯示一個UIWebView即可顯示網頁:
ViewController.m:
#import "ViewController.h"
@implementation ViewController
@synthesize webView = _webView;
- (void)didReceiveMemoryWarning
{
[super didReceiveMemoryWarning];
// Release any cached data, images, etc that aren't in use.
}
#pragma mark - View lifecycle
- (void)viewDidLoad
{
[super viewDidLoad];
// Do any additional setup after loading the view, typically from a nib.
NSString *urlAddress = @"http://jsfiddle.net/emj365/qaQnF/embedded/result/";
NSURL *url = [NSURL URLWithString:urlAddress];
NSURLRequest *requestObj = [NSURLRequest requestWithURL:url];
[self.webView loadRequest:requestObj];
}
...
ViewController.h
#import <UIKit/UIKit.h>
@interface ViewController : UIViewController {
UIWebView * _webView;
}
@property (nonatomic, retain) IBOutlet UIWebView * webView;
@end
UIWebView顯示為空白。 怎么了?
有一些不同的事情可能會出錯。 您應該檢查以下幾個選項:
UIWebView
委托並檢查(聯網)錯誤
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