How to implement batch upload of data to database in php-PHP Tutorial-php.cn

The following editor will bring you a case of batch uploading data to the database (.csv format) in PHP. The editor thinks it’s pretty good, so I’ll share it with you now and give it as a reference. Let’s follow the editor and take a look.

Friendly reminder: The document for uploading data needs to be converted into a .csv format document

Front-end code:

     选择批量上传文档：

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Back-end code: import.php file(Only the main code is pasted here, the specific implementation method requires Complete it yourself)

if(isset($_POST['submit'])){ stripos(PHP_OS, "WIN") !== false ? setlocale(LC_ALL, '') : setlocale(LC_ALL,'zh_CN.GBK'); $fext = substr($_FILES['upfilename']['name'], strrpos($_FILES['upfilename']['name'], '.') + 1); if ($fext != 'csv') { die('请上传csv格式的文件',HTTP_REFERER); } $handle = @fopen($_FILES['upfilename']['tmp_name'], "rb"); $i = 0; $import_type = ''; if ($handle) { while($line_data = fgetcsv($handle, 4096, ',')) { if ($i == 0) { $import_type = trim($line_data[0]); $i = 1; } elseif (intval($line_data[0])) { $line_list[] = $line_data; } } } //循环转换数据格式 foreach ($line_list as $i=> $v) { foreach ($v as $j=> $value) { $line_list[$i][$j] = iconv('GBK', 'UTF-8//IGNORE',$line_list[$i][$j]); } }//编码转换 fclose($handle); if(!empty($line_list)) { // 登记号 $sn = array(); $top_catid = 0; $name = ''; $func_name = ''; switch ($import_type) { case 'patent'; $top_catid = 5; $name = '专利申请号'; $func_name = 'deal_import_patent'; break; case 'trademark'; $top_catid = 4; $name = '商标注册号'; $func_name = 'deal_import_trademark'; break; case 'copyright'; $top_catid = 2185; $name = '登记号'; $func_name = 'deal_import_copyright'; break; default: die('上传文档未明确指定知产类型！'); break; } if ($import_type == 'patent') { foreach($line_list as $lkey => $lval) { $lval[2] = trim($lval[2]); if ($lval[2] == '专利技术') { // 技术专利 if(!empty($lval[1])) { if(in_array($lval[1],$sn)) { die('列表中序号为'.$lval[0].'的知产的'.$name.$lval[1].'与前面的出现重复！');//判断是否有重复的数据（根据自己所需判断） } $sn[] = trim($lval[1]); } else { die('列表中序号为'.$lval[0].'的知产的'.$name.'为空！'); } } else { // 非技术专利 $line_list[$lkey][1] = ''; } } } elseif ($import_type == 'trademark') { foreach($line_list as $lkey => $lval) { if(!empty($lval[1])) { if(in_array($lval[1],$sn)) { die('列表中序号为'.$lval[0].'的知产的'.$name.'与前面的出现重复！'); } $sn[] = $lval[1]; } else { die('列表中序号为'.$lval[0].'的知产的'.$name.'为空！'); } } } if (!empty($sn)) { $sql = 'SELECT serial_number FROM ' .$table_name. ' WHERE top_catid = '.$top_catid.' AND serial_number IN (\'' .implode("','", $sn). '\')'; $result = $goods_db->query($sql); $r = $goods_db->fetch_array(); $exist = array(); foreach ($r as $k=>$v){ $exist[] = $v['serial_number']; } if (!empty($exist)) die($name.'为：'.implode(',',$exist).'的知产已存在');//数据库中是否有相同的数据（根据自己所需判断） } // 调用处理函数 self::$func_name($line_list);//此时$line_list即为你上传文档的数据，数组格式，根据自己所需将数据导入数据库 die('批量导入完成！'); } }

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. The format of the .csv document is:

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