本文实例为大家分享了iOS保存图片到本地的具体代码，供大家参考，具体内容如下

一、工程图

二、代码

RootViewController.h

#import <UIKit/UIKit.h>@interface RootViewController : UIViewController{ UIImageView *imageView;}@end

RootViewController.m

#import "RootViewController.h"@interface RootViewController ()@end@implementation RootViewController- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil{ self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil]; if (self) { // Custom initialization } return self;}- (void)viewDidLoad{ [super viewDidLoad]; // Do any additional setup after loading the view. //初始化背景图 imageView=[[UIImageView alloc]initWithFrame:CGRectMake(100, 100, 100, 100)]; imageView.backgroundColor=[UIColor redColor]; [self.view addSubview:imageView]; //将图片保存 [self archive]; //提取保存在本地的图片 [self unarchive]; }#pragma -mark -functions//归档-(void)archive{ NSData *data=[NSKeyedArchiver archivedDataWithRootObject:[UIImage imageNamed:@"1.jpg"]]; NSUserDefaults *imageDefault = [NSUserDefaults standardUserDefaults]; [imageDefault setObject:data forKey:@"image"]; [imageDefault synchronize];}//反归档-(void)unarchive{ NSData* data = [[NSUserDefaults standardUserDefaults]objectForKey:@"image"]; id image= [NSKeyedUnarchiver unarchiveObjectWithData:data]; imageView.image=image; }

以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持。