image的原生,image原生:代碼:- (void)viewDidLoad{ [super viewDidLoad]; // Do any additional setup after loading the view. UIImageView *imageView=[[UIImageView alloc]initWithFrame:CGRectMake(50, 100, 44, 44)]; imageView.image=[self
背景顏色的隨機顯示,背景顏色隨機顯示 直接上代碼:- (void)viewDidLoad{ [super viewDidLoad]; // Do any additional setup after loading the view. self.title=@"背景顏色的隨機顯示"; CGFloat red = (CGFloat)arc4random() / 0x100000000; CGFloat green =
HTTP的網址的驗證,HTTP網址驗證 代碼:- (void)viewDidLoad{ [super viewDidLoad]; // Do any additional setup after loading the view. NSLog(@"---isUrl--%i--",[self isUrl:@"http://www.itjhwd.com/iosgyzz/"]); }//用Regex- (BOOL)isUrl:(NSString *)url{
ios 視頻播放代碼Demo方法一:- (void)viewDidLoad{ [super viewDidLoad]; // Do any additional setup after loading the view. //利用內建MPMoviePlayerController來實現視頻播放,首先要在 項目中匯入MediaPlayer.Framework架構套件. //在試圖控制器中匯入#import
ios8 notification in swiftAppDelegate.swiftViewController.swift運行,按下 command + L / command + H 使模擬器處於鎖屏狀態/主畫面,效果如下 下面處理 First Action 和 Second Action 的點擊事件:vcD4KPHA+u7nKx9TaQXBwRGVsZWdhdGUuc3dpZnTW0KOsPC9wPgo8cD48aW1nIHNyYz0="http://www.2
iOS_21團購_定位並根據經緯度,解析出城市名//// LocationTool.m// 帥哥_團購//// Created by beyond on 14-8-22.// Copyright (c) 2014年 com.beyond. All rights reserved.//#import "LocationTool.h"#import #import "City.h"#import "MetaDataTool.h"@interface LocationTool () {
iOS 影像處理-剪裁映像解決問題:按照某一長寬比例,剪裁圖片的上部和下部,保留中間的內容。當然也可以自訂需要剪裁留下的地區前提:需要添加Framework:CoreGraphics.framework代碼:- (UIImage*) crop:(UIImage*)theImage{ // Get size of current image CGSize size = [theImage size]; // Create rectangle that