WPF中INotifyPropertyChanged
    
            
摘要:INotifyPropertyChanged public class ObservableObject : INotifyPropertyChanged { public event PropertyChangedEventHandler? PropertyChanged; protected v
        
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                posted @ 
2025-02-26 15:18 
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    WPF中ICommand
    
            
摘要:RelayCommand继承ICommand public class RelayCommand : ICommand { public event EventHandler CanExecuteChanged { add { if (_canExecute != null) CommandMana
        
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2025-02-26 15:07 
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    MysqlHelper
    
            
摘要:using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Data; using MySql.Data.MySqlClient; using MySql; us
        
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                posted @ 
2025-02-26 13:50 
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