这个是用的最多的一种方式:

XAML:

<Window.DataContext>
<local:VMTempTest/>
</Window.DataContext>
<Grid>
<StackPanel Orientation="Vertical" >

<StackPanel Orientation="Horizontal" Margin="10 10 0 0">
<TextBlock Text="名称:" Width="100" ></TextBlock>
<TextBox Text="{Binding Name}" Width="100" ></TextBox>
</StackPanel>

<StackPanel Orientation="Horizontal" Margin="10 10 0 0">
<TextBlock Text="性别:" Width="100" ></TextBlock>
<TextBox Text="{Binding Sex}" Width="100" ></TextBox>
</StackPanel>

</StackPanel>
</Grid>

ViewModel:

public class VMTempTest : ViewModelBase
{
private string _name = "小明";
public string Name
{
get { return _name; }
set { _name = value; RaisePropertyChanged(nameof(Name)); }
}

private string _sex = "男";
public string Sex
{
get { return _sex; }
set { _sex = value; RaisePropertyChanged(nameof(Sex)); }
}
}

绑定效果:

WPF 非元素类绑定Binding之 DataContext 属性_C#