Dyalog MiServer 3 Sample Site

Here is a TreeGrid

:Class ejTreeGridSimple : MiPageSample 
⍝ Control:: _SF.ejTreeGrid 
⍝ Description:: View and collapse a structured spreadsheet 
 
    ∇ Compose;levels;items 
      :Access Public 
      
      items←#.MS3SiteUtils.FromCSV #.Files.GetVTV #.Boot.AppRoot,'Examples/Data/iqs.csv' 
      levels←(≢items){⍺=≢⍵:⍵ ⋄ ⍺ ∇ ⍵,(2+⊃⌽⍵)-?1+⊃⌽⍵}0  ⍝ generate levels 
      
      Add _.h2'Here is a TreeGrid' 
      Add _.ejTreeGrid(items levels) 
    ∇ 
:EndClass