printGridLines() {
        return new ArgHandler('Sheet.gridLines')
            .case(() => {
                return this.printOptions('gridLines') && this.printOptions('gridLinesSet');
            })
            .case(['nil'], () => {
                this.printOptions('gridLines', undefined);
                this.printOptions('gridLinesSet', undefined);
                return this;
            })
            .case(['boolean'], enabled => {
                this.printOptions('gridLines', enabled);
                this.printOptions('gridLinesSet', enabled);
                return this;
            })
            .handle(arguments);
    }
Set the print option for the gridLines attribute value.
@param {undefined|boolean} enabled - If `undefined` or `false` then attribute is removed, otherwise gridLines is enabled.
@returns {Sheet} The sheet.