c# - WPF TextBoxBase (System.Windows.Controls.Primitives) get text -


how can .text wpf (system.windows.controls.primitives) textboxbase. here code:

    private textboxbase mtextbox;     this.mtextbox.text;

the wpf controls not contain definitions .text tried using textrange did not work. here code:

    string other = new textrange(((richtextbox)sender).document.contentstart, ((richtextbox)sender).document.contentend).text;

how can .text wpf (system.windows.controls.primitives) textboxbase?

there not text property in wpf richtextbox control. below way texts:

string getstring(richtextbox rtb)  {    var textrange = new textrange(rtb.document.contentstart, rtb.document.contentend);    return textrange.text; }

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