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Home/ Questions/Q 7159721
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Editorial Team
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Editorial Team
Asked: May 28, 20262026-05-28T13:16:40+00:00 2026-05-28T13:16:40+00:00

How to expand/collapse a WPF Expander in code? I need to do it in

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How to expand/collapse a WPF Expander in code? I need to do it in order to initialize a control in it.

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  1. Editorial Team
    Editorial Team
    2026-05-28T13:16:41+00:00Added an answer on May 28, 2026 at 1:16 pm

    Use the IsExpanded property, set it to true for making the content visible:

    myExpander.IsExpanded = true;
    

    Set it to false to collapse the expander.

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