NSArray 自訂封裝,nsarray自訂封裝在開發過程中經常會用到NSArray相關的資料處理,感覺用起來比較繁瑣和耦合性比較高。以下根據自己的需求對NSArray做了一下簡單的封裝。有更好的封裝方法,歡迎大家提出學習。謝謝NSArray+LSCore.h//// NSArray+LSCore.h// iPhone//// Created by xujinzhong on 16/8/23.// Copyright 2016年 zlll. All rights reserved.//
Objective-C Numbers,objective-cnumbersIn Objective-C programming language, in order to save the basic data types like int, float, bool in object form,Objective-C provides a range of methods to work with NSNumber and important ones are listed in
iOS開發:Xcode報錯問題,ios開發xcode報 Xcode報錯verify final result code for completed build operationBuild operation failed without specifying any errors. Inpidual build tasks may have failed for unknown reasons.One possible cause is if there are too
iOS:plist如何獲得城市列表,iosplist獲得城市 一,工程圖。二,代碼。- (void)viewDidLoad {[super viewDidLoad];// Do any additional setup after loading the view, typically from a nib.NSString* cityPlistPath = [[NSBundle mainBundle] pathForResource:@"cities"
UITextField在iOS 11記憶體流失問題,uitextfieldios 在項目最佳化和檢查效能時候,使用了MLeaksFinder,檢查介面元素的記憶體流失問題時,發現退出登入介面時候,出現了記憶體泄露。列印日誌如下:In case that UITextField should not be dealloced, override -willDealloc in UITextField by returning NO.View-ViewController stack: