在iOS开发中,遇到reason: 'Attempt to insert non-property list object'错误通常是因为尝试将不支持的数据类型存储到支持属性列表的数据结构中,如NSUserDefaults。以下是对这一问题的详细解答: 错误信息的含义: 这个错误信息表明你尝试将一个不符合属性列表要求的数据类型插入到了NSUserDefaults中。属性列表支持的数据类...
NSUserDefault 支持的存储类型有:NSString、 NSNumber、NSDate、 NSArray、NSDictionary、BOOL、NSInteger、NSFloat等系统定义的数据类型。 自己创建的类 是不识别的 。
Hey@pepejeria, we do not support dictionary objects other than the[String: WhateverIsAbleToBeStoredByPlists]. So basicallyUIColoris not ready yet to be stored in a dictionary in User Defaults. There is a ground work for it being implemented there, but it's not implemented yet. It would ...
但是如果将它存入NSUserDefaults中, 就会崩溃, 原因就是Attempt to insert non-property list object 所以, 我写了个分类. 这个分类是NSObject的分类, 可以将里面包含的所有的NSNull的value值都转换为@"", 如下: NSObject+SFExtension.h #import <Foundation/Foundation.h> NS_ASSUME_NONNULL_BEGIN @interface NS...
尝试用NSUserDefaults存储自定义的类型时报错“Thread 1: "Attempt to insert non-property list objec xxx for key xx”,经过查询发现NSUserDefaults支持的数据格式主要有:Integer、Float、Double、NSString、NSDate、NSArray、NSDictionary、BOOL等类型,如果想要存储其他类型或者自定义的类型时需要对数据进行序列化和反序列...
Chart Error - axis object auto interval error due to invalid point values or axis minimum/maximum Check for currently running reports Check for Null values in SSRS Check if a value is present in a group of strings Check if group is expanded or collapsed. Check if Value is NULL Checkbox Fil...
NOTIC: [8] Trying to get property of non-object 2019-12-19 10:54 −NOTIC: [8] Trying to get property of non-object /home/wwwroot/qwsd/Application/Admin/Controller/ProjectController.class.php 第 29 行. 一般错误是查询 没有查询到值 也没... ...
If before the loop you update and add the SAME object again and again to the list rather than creating a new object each time. causing then the effect you describe (ie having n times the same item in the list).Edit: not directly related but new SelectList should be outside the loop ...
An INSERT EXEC statement cannot be nested. in sql server An invalid character was found in the mail header: '@'. An operation on a socket could not be performed because the system lacked sufficient buffer space or because...
183 Using struct in python [to package data] - with sockets 184 Dunder Methods 185 Timing Context Managers - Class Based vs Generator Based 186 Ellipsis (...) object 187 Slice function 188 TypedDict 189 Bisect Algorithm 190 Duck Typing, ABC and Protocols 191 Speed Test 192 Type Annotations ...