Do something after all refiners templates have completed rendering
If you created your own display templates, you most probably have used the AddPostRenderCallback function. The AddPostRenderCallback function allows you to execute code once the display template completed rendering and this function can be used in every template (control, item, …). Now when you are creating your own refiner display templates and want to do something once all the refiners are rendered, the first approach would be to create a AddPostRenderCallback function in the refinement control template.
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