> For the complete documentation index, see [llms.txt](https://docs.cherax.vip/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.cherax.vip/lua-documentation/api-reference/g_imgui/begin_popup.md).

# begin\_popup

bool begin\_popup(string strId, int ImGuiWindowFlags = 0)