我在MySQL数据库中有数据。我向用户发送一个URL,以获取他们的数据作为CSV文件。
我有链接的电子邮件,MySQL查询等覆盖。
当他们点击链接时,如何弹出从MySQL下载带有记录的CVS的窗口?
我已经有了所有能拿到唱片的资料。我只是不明白如何让PHP创建CSV文件,并让他们下载一个扩展名为. CSV的文件。
我在MySQL数据库中有数据。我向用户发送一个URL,以获取他们的数据作为CSV文件。
我有链接的电子邮件,MySQL查询等覆盖。
当他们点击链接时,如何弹出从MySQL下载带有记录的CVS的窗口?
我已经有了所有能拿到唱片的资料。我只是不明白如何让PHP创建CSV文件,并让他们下载一个扩展名为. CSV的文件。
当前回答
下面是一个使用PDO并包含列标题的完整工作示例:
$query = $pdo->prepare('SELECT * FROM test WHERE id=?');
$query->execute(array($id));
$results = $query->fetchAll(PDO::FETCH_ASSOC);
download_csv_results($results, 'test.csv');
exit();
function download_csv_results($results, $name)
{
header('Content-Type: text/csv');
header('Content-Disposition: attachment; filename='. $name);
header('Pragma: no-cache');
header("Expires: 0");
$outstream = fopen("php://output", "wb");
fputcsv($outstream, array_keys($results[0]));
foreach($results as $result)
{
fputcsv($outstream, $result);
}
fclose($outstream);
}
其他回答
最简单的方法是使用一个专门的CSV类,像这样:
$csv = new csv();
$csv->load_data(array(
array('name'=>'John', 'age'=>35),
array('name'=>'Adrian', 'age'=>23),
array('name'=>'William', 'age'=>57)
));
$csv->send_file('age.csv');
您可以使用fputcsv函数简单地将数据写入CSV。让我们看看下面的例子。将列表数组写入CSV文件
$list[] = array("Cars", "Planes", "Ships");
$list[] = array("Car's2", "Planes2", "Ships2");
//define headers for CSV
header('Content-Type: text/csv; charset=utf-8');
header('Content-Disposition: attachment; filename=file_name.csv');
//write data into CSV
$fp = fopen('php://output', 'wb');
//convert data to UTF-8
fprintf($fp, chr(0xEF).chr(0xBB).chr(0xBF));
foreach ($list as $line) {
fputcsv($fp, $line);
}
fclose($fp);
如何写在CSV文件使用PHP脚本?其实我也在找这个。这在PHP中很简单。 Fputs(处理程序,内容)-这个函数为我有效地工作。首先,您需要使用fopen($CSVFileName, ' wb ')打开需要写入内容的文件。
$CSVFileName = “test.csv”;
$fp = fopen($CSVFileName, ‘wb’);
//Multiple iterations to append the data using function fputs()
foreach ($csv_post as $temp)
{
$line = “”;
$line .= “Content 1″ . $comma . “$temp” . $comma . “Content 2″ . $comma . “16/10/2012″.$comma;
$line .= “\n”;
fputs($fp, $line);
}
下面是一个使用PDO并包含列标题的完整工作示例:
$query = $pdo->prepare('SELECT * FROM test WHERE id=?');
$query->execute(array($id));
$results = $query->fetchAll(PDO::FETCH_ASSOC);
download_csv_results($results, 'test.csv');
exit();
function download_csv_results($results, $name)
{
header('Content-Type: text/csv');
header('Content-Disposition: attachment; filename='. $name);
header('Pragma: no-cache');
header("Expires: 0");
$outstream = fopen("php://output", "wb");
fputcsv($outstream, array_keys($results[0]));
foreach($results as $result)
{
fputcsv($outstream, $result);
}
fclose($outstream);
}
公共函数actionExportnotificationresponselogdata() {
$fileName = '/tmp/notificationresponselogs_' . date('d-m-Y-g-i-h') . '.csv';
$f = fopen($fileName, 'w');
fputs( $f, "\xEF\xBB\xBF" ); //for utf8 support in csv
$csv_fields=array();
$csv_fields[] = 'heading1';
$csv_fields[] = 'heading2';
$csv_fields[] = 'heading3';
$csv_fields[] = 'heading4';
$csv_fields[] = 'heading5';
$csv_fields[] = 'heading6';
$csv_fields[] = 'heading7';
$csv_fields[] = 'heading8';
fputcsv($f, $csv_fields);
$notification_log_arr = $notificationObj->getNotificationResponseForExport($params); //result from database
if (count($notification_log_arr) > 0) {
$serialNumber=1;
foreach ($notification_log_arr AS $notifaction) {
$fields = array();
$fields['serialNumber']= $serialNumber ;
$fields['fld_1']= $notifaction['fld_1'] ;
$fields['fld_2']= $notifaction['fld_2'] ;
$fields['fld_3']= $notifaction['fld_3'] ;
$fields['fld_4']= $notifaction['fld_4'] ;
$fields['fld_5']= $notifaction['fld_5'] ;
$fields['fld_6']= $notifaction['fld_6'] ;
$fields['fld_7']= $notifaction['fld_7'] ;
// print_r($fields); die;
fputcsv($f, $fields,",");
$serialNumber++; }
fclose($f);
if (file_exists($fileName)) {
header("Content-type: application/csv");
header("Content-Disposition: attachment; filename="."exportlog".date("Y-m-d_H:i").".csv");
header("Content-length: " . filesize($fileName));
header("Pragma: no-cache");
header("Expires: 0");
readfile($fileName);
unlink($fileName);
exit;
}
}