我在最终用户点击“生成Excel文件”按钮后使用PHPExcel生成excel文件。此按钮应打开客户端的Excel文件,并显示数据。到目前为止,我有这个代码,但目前它只打开一个没有excel文件的空白页面。谁能告诉我我做错了什么?我猜我没有正确连接到数据库..
<?php
$dbhost= "mysql"; //your MySQL Server
$dbuser = "survey"; //your MySQL User Name
$dbpass = "password"; //your MySQL Password
$dbname = "database";
//your MySQL Database Name of which database to use this
$tablename = "questions"; //your MySQL Table Name which one you have to create excel file
// your mysql query here , we can edit this for your requirement
$sql = "Select * from $table ";
//create code for connecting to mysql
$Connect = @mysql_connect($dbhost, $dbuser, $dbpass)
or die("Couldn't connect to MySQL:<br>" . mysql_error() . "<br>" . mysql_errno());
//select database
$Db = @mysql_select_db($dbname, $Connect)
or die("Couldn't select database:<br>" . mysql_error(). "<br>" . mysql_errno());
//execute query
$result = @mysql_query($sql,$Connect)
or die("Couldn't execute query:<br>" . mysql_error(). "<br>" . mysql_errno());
error_reporting(E_ALL);
require_once '../Classes/PHPExcel.php';
$objPHPExcel = new PHPExcel();
// Set the active Excel worksheet to sheet 0
$objPHPExcel->setActiveSheetIndex(0);
// Initialise the Excel row number
$rowCount = 1;
// Redirect output to a client’s web browser (Excel5)
header('Content-Type: application/vnd.ms-excel');
header('Content-Disposition: attachment;filename="results.xls"');
header('Cache-Control: max-age=0');
$objWriter = PHPExcel_IOFactory::createWriter($objPHPExcel, 'Excel5');
$objWriter->save('php://output');
exit;
我知道这很久以前就已发布了。但它可能对某人有所帮助。
您没有为工作表分配任何值。因此,在select查询之后给出以下代码
while($row=mysqli_fetch_array($result))
{
$objWorksheet->fromArray($data, ' ', $ii);
}
这是整个代码的方式:
<?php
$dbhost= "mysql"; //your MySQL Server
$dbuser = "survey"; //your MySQL User Name
$dbpass = "password"; //your MySQL Password
$dbname = "database";
//your MySQL Database Name of which database to use this
$tablename = "questions"; //your MySQL Table Name which one you have to create excel file
// your mysql query here , we can edit this for your requirement
$sql = "Select * from $table ";
//create code for connecting to mysql
$Connect = @mysql_connect($dbhost, $dbuser, $dbpass)
or die("Couldn't connect to MySQL:<br>" . mysql_error() . "<br>" . mysql_errno());
//select database
$Db = @mysql_select_db($dbname, $Connect)
or die("Couldn't select database:<br>" . mysql_error(). "<br>" . mysql_errno());
//execute query
error_reporting(E_ALL);
require_once '../Classes/PHPExcel.php';
$objPHPExcel = new PHPExcel();
// Set the active Excel worksheet to sheet 0
$objWorksheet =$objPHPExcel->getActiveSheet();
//title for worksheet
$objWorksheet->setTitle('Data');
//header values
$objWorksheet->setCellValue('A1', 'Sl.');
$objWorksheet->setCellValue('B1', 'Username');
$i=2;
$result = @mysql_query($sql,$Connect);
while($row=mysqli_fetch_array($result))
{
$data= array($row[0],$row[1],$row[2],$row[3]);
$ii="A".$i;
//fill data
$objWorksheet->fromArray($data, ' ', $ii);
$i++;
}
// Redirect output to a client’s web browser (Excel5)
header('Content-Type: application/vnd.ms-excel');
header('Content-Disposition: attachment;filename="results.xls"');
header('Cache-Control: max-age=0');
$objWriter = PHPExcel_IOFactory::createWriter($objPHPExcel, 'Excel5');
$objWriter->save('php://output');
exit;
?>