src/Columns/TableColumnsTrait.php
function setColOrder($orderedBaseColNames, $groupPrefix = null) {
    $this->columns->setOrder($orderedBaseColNames, $groupPrefix);
    return $this;
  }
function setColOrder($orderedBaseColNames, $groupPrefix = null) {
    $this->columns->setOrder($orderedBaseColNames, $groupPrefix);
    return $this;
  }
function setColOrder ( $ orderedBaseColNames , $ groupPrefix = null ) { $ this -> columns -> setOrder ( $ orderedBaseColNames , $ groupPrefix ) ; return $ this ; }
Sets the order for all columns or column groups at the top level, or at a
the relative top level within one group.

@param string[] $orderedBaseColNames
@param string|null $groupPrefix

@return $this
@throws \Exception
Sets the order for all columns or column groups at the top level or at a the relative top level within one group .