core/androidx.core.graphics.drawable/IconCompat/getResId

getResId

@DrawableRes
open fun getResId(): Int(source)

Gets the drawable resource id used to create this icon.

Only valid for icons of type TYPE_RESOURCE. Note: This resource may not be available if the application changes at all, and it is up to the caller to ensure safety if this resource is re-used and/or persisted.