导出 - 自定义导出文件名称

//客户端宏 onRenderReport
function main(spreadsheetReport) { 
    
    //获取报表名称
    var reportName = spreadsheetReport.alias;
    if(!spreadsheetReport.generateExportDialogProps0620){
        spreadsheetReport.generateExportDialogProps0620 = spreadsheetReport.generateExportDialogProps;
        spreadsheetReport.generateExportDialogProps = function(typeId){
            var data = this.generateExportDialogProps0620(typeId);
    		//获取报表日期参数，根据参数名称获取
    		var value = spreadsheetReport.getParameterValue("结束日期");
            debugger
            //自定义文件名
            data.items[0].value=reportName+'_'+value;
            return data;
        }
    }
}