資源簡介
Xib中使用UIScrollView的AutolayoutDemo。主要思路：給scrollView添加一個contentView，設置contentView的top ,left,right,bottom的約束與scrollView為0，再設置contentView水平居中，然后設置contentView的高度約束值，這樣scrollView的ContentSize就確定了，contentView的高度約束值大于scrollView的高度就可以垂直滾動了。
代碼片段和文件信息
//
//??AppDelegate.m
//??testAView
//
//??Created?by?蔣寶?on?2019/3/30.
//??Copyright???2019?jiang.?All?rights?reserved.
//
#import?“AppDelegate.h“
#import?“ViewController.h“
@interface?AppDelegate?（）
@end
@implementation?AppDelegate
-?（BOOL）application:（UIApplication?*）application?didFinishLaunchingWithOptions:（NSDictionary?*）launchOptions?{
????//?Override?point?for?customization?after?application?launch.
????self.window.rootViewController?=?[[UINavigationController?alloc]initWithRootViewController:[[ViewController?alloc]init]];
????[self.window?makeKeyAndVisible];
????
????return?YES;
}
-?（void）applicationWillResignActive:（UIApplication?*）application?{
????//?Sent?when?the?application?is?about?to?move?from?active?to?inactive?state.?This?can?occur?for?certain?types?of?temporary?int?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2019-03-30?09:54??testAView\
?????目錄???????????0??2019-03-30?10:17??testAView\testAView.xcodeproj\
?????文件???????14015??2019-03-30?10:17??testAView\testAView.xcodeproj\project.pbxproj
?????目錄???????????0??2019-03-30?09:54??testAView\testAView.xcodeproj\xcuserdata\
?????目錄???????????0??2019-03-30?09:54??testAView\testAView.xcodeproj\xcuserdata\jiangbao.xcuserdatad\
?????目錄???????????0??2019-03-30?09:54??testAView\testAView.xcodeproj\xcuserdata\jiangbao.xcuserdatad\xcschemes\
?????文件?????????344??2019-03-30?09:54??testAView\testAView.xcodeproj\xcuserdata\jiangbao.xcuserdatad\xcschemes\xcschememanagement.plist
?????目錄???????????0??2019-03-30?09:54??testAView\testAView.xcodeproj\project.xcworkspace\
?????文件?????????154??2019-03-30?09:54??testAView\testAView.xcodeproj\project.xcworkspace\contents.xcworkspacedata
?????目錄???????????0??2019-03-30?09:54??testAView\testAView.xcodeproj\project.xcworkspace\xcuserdata\
?????目錄???????????0??2019-03-30?12:05??testAView\testAView.xcodeproj\project.xcworkspace\xcuserdata\jiangbao.xcuserdatad\
?????文件???????27999??2019-03-30?12:05??testAView\testAView.xcodeproj\project.xcworkspace\xcuserdata\jiangbao.xcuserdatad\UserInterfaceState.xcuserstate
?????目錄???????????0??2019-03-30?09:54??testAView\testAView.xcodeproj\project.xcworkspace\xcshareddata\
?????文件?????????238??2019-03-30?09:54??testAView\testAView.xcodeproj\project.xcworkspace\xcshareddata\IDEWorkspaceChecks.plist
?????目錄???????????0??2019-03-30?12:05??__MACOSX\
?????目錄???????????0??2019-03-30?12:05??__MACOSX\testAView\
?????目錄???????????0??2019-03-30?12:05??__MACOSX\testAView\testAView.xcodeproj\
?????文件?????????176??2019-03-30?09:54??__MACOSX\testAView\testAView.xcodeproj\._project.xcworkspace
?????文件?????????176??2019-03-30?10:17??__MACOSX\testAView\._testAView.xcodeproj
?????目錄???????????0??2019-03-30?10:50??testAView\testAView\
?????文件?????????347??2019-03-30?10:07??testAView\testAView\TestViewController.m
?????目錄???????????0??2019-03-30?12:05??__MACOSX\testAView\testAView\
?????文件?????????176??2019-03-30?10:07??__MACOSX\testAView\testAView\._TestViewController.m
?????文件?????????271??2019-03-30?09:54??testAView\testAView\AppDelegate.h
?????文件?????????227??2019-03-30?09:54??__MACOSX\testAView\testAView\._AppDelegate.h
?????目錄???????????0??2019-03-30?09:54??testAView\testAView\Assets.xcassets\
?????目錄???????????0??2019-03-30?09:54??testAView\testAView\Assets.xcassets\AppIcon.appiconset\
?????文件????????1590??2019-03-30?09:54??testAView\testAView\Assets.xcassets\AppIcon.appiconset\Contents.json
?????文件??????????62??2019-03-30?09:54??testAView\testAView\Assets.xcassets\Contents.json
?????目錄???????????0??2019-03-30?12:05??__MACOSX\testAView\testAView\Assets.xcassets\
?????文件?????????171??2019-03-30?09:54??__MACOSX\testAView\testAView\Assets.xcassets\._Contents.json
............此處省略19個文件信息
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