columns.filterable.checkAll Boolean (default: true)

Controls whether to show or not the checkAll checkbox before the other checkboxes when using checkbox filtering.

Example - provide custom DataSource for the FilterMultiCheck filtering.

<div id="grid"></div>
<script>
$("#grid").kendoGrid({
  columns: [ {
    field: "country",
    filterable: {
    multi:true,
      checkAll: false
    }
  }],
filterable: true,
  dataSource: [ { country: "BG" }, { country: "USA" } ]
});
</script>