jade data two colums

jade-json.jade

mixin listSupplInvit(obj)
  ul.list.send-invit
    each item in obj
      li.tile
        .checkbox.checkbox-styled.tile-text
          label
            input(type='checkbox')
            span=item['name']
              small=item['work']
        .tile-icon
          img(src=item['pic']?item['pic']:'/img/avatar0.jpg', alt=item['name'])


mixin listCols (obj, cols)
  - var rows = Math.ceil(obj.length / cols)
  .data
    - for (i=0; i<obj.length; i=i+rows)
      ul
        - for (j=0; j < rows && i+j < obj.length; j++)
          li= obj[i+j].name


+listSupplInvit(data_suppliers)

  // BEGIN offcanvas-left2
  #ofcl__contact.offcanvas-pane.width-10
      - var l = data_suppliers.length
      div= l +' шт.'
      each item, index in data_suppliers
        li= index + '. ' + item['name']

  // END offcanvas-left2  


  +listCols(data_suppliers, 6)





- var columns = 2;
- var l = data_suppliers.length;
- var x = Math.ceil(l / columns)

    .data
      each item, i in data_suppliers
        if i % x == 0
          ul.row(title=x)
            - var k = i + x
              each item in data_suppliers.slice(i, k)
                li.item(title=i title2=k) #{item.name}