header ( "Content-type:application/vnd.ms-excel" ); header ( "Content-Disposition:filename=" . iconv ( "UTF-8", "GB18030", "query_user_info" ) . ".csv" ); // 打开PHP文件句柄,php://output 表示直接输出到浏览器 $fp = fopen(‘php://output‘, ‘a‘); // 将中文标题转换编码,否则乱码 foreach ($column_name as $i => $v) { $column_name[$i] = iconv(‘utf-8‘, ‘GB18030‘, $v); } // 将标题名称通过fputcsv写到文件句柄 fputcsv($fp, $column_name); $pre_count = 10000; for ($i=0;$i<intval($total_export_count/$pre_count)+1;$i++){ $export_data = $db->getAll($sql." limit ".strval($i*$pre_count).",{$pre_count}"); foreach ( $export_data as $item ) { $rows = array(); foreach ( $item as $export_obj){ $rows[] = iconv(‘utf-8‘, ‘GB18030‘, $export_obj); } fputcsv($fp, $rows); } // 将已经写到csv中的数据存储变量销毁,释放内存占用 unset($export_data); ob_flush(); flush(); } exit ();
转自: http://blog.csdn.net/cdy102688/article/details/21395835
时间: 2024-09-28 14:24:47