{{range $root := .Columns}} {{if and (eq $root.Pid 0) (eq $root.Status 1) (or (eq $root.Slug "frontend") (eq $root.Slug "backend") (eq $root.Slug "database") (eq $root.Slug "network") (eq $root.Slug "operations") (eq $root.Slug "ai") (eq $root.Slug "study"))}} {{$books := ChildrenColumns $root.Slug}}

{{$root.Name}}

{{$root.Title}}

{{$root.Description}}

{{range $book := $books}} {{$items := ColumnContents $book.Slug 6}}

{{$book.Title}}

{{$book.Description}}

{{len $items}} 个章节开始阅读

{{end}}

{{end}} {{end}}