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QObject对象的析构

我什么都布吉岛发布时间：2021-06-30 11:21:42 ，浏览量：6

一直有个疑惑，为什么QT中的控件虽然调用了new但是没有看到其调用delete。说明这个问题首先要明白继承关系中的析构顺序。看下面这个例子：

class A
{
public:
	A() { std::cout


    
        
            
                
                
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[8192] Array and string offset access syntax with curly braces is deprecated /www/wwwroot/www.chaojiit.com/ThinkPHP/Library/Think/Cache/Driver/File.class.php 第 59 行.
[8] Undefined variable: user /www/wwwroot/www.chaojiit.com/Application/Runtime/Cache/Home/3c8a1a47a3534a7b1252c226abfc3928.php 第 37 行.
[8] Undefined variable: user /www/wwwroot/www.chaojiit.com/Application/Runtime/Cache/Home/3c8a1a47a3534a7b1252c226abfc3928.php 第 98 行.
[8] Trying to access array offset on value of type null /www/wwwroot/www.chaojiit.com/Application/Runtime/Cache/Home/3c8a1a47a3534a7b1252c226abfc3928.php 第 98 行.
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