Grid/Column/Column.php
public function setAlign($align)
    {
        if (!in_array($align, self::$aligns)) {
            throw new \InvalidArgumentException(sprintf('Unsupported align %s, just left, right and center are supported', $align));
        }

        $this->align = $align;

        return $this;
    }
public function setAlign($align)
    {
        if (!in_array($align, self::$aligns)) {
            throw new \InvalidArgumentException(sprintf('Unsupported align %s, just left, right and center are supported', $align));
        }

        $this->align = $align;

        return $this;
    }
Set column align.

@param string $align left/right/center

@return $this