我无法将值发布到字段并处理下载文件的进一步步骤。有人能告诉我哪里出了问题吗?
extract($_POST);
$url=header("Location: http://gis.lntecc.com/bwssblnt/Scada.aspx? field1=Kathriguppe%2cSW2DM0402%2c235505H073%2c450");
$fields =array(
"TextBoxFromDate" => urlencode("2014-10-01"),
"TextBoxToDate" => urlencode("2014-10-09")
);
foreach($fields as $key => $value)
$fields_string .= $key.'='.$value.'&';
rtrim($fields, '&');
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_POST, count($fields));
curl_setopt($ch, CURLOPT_POSTFIELDS, $fields_string);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
$result = curl_exec($ch);
echo $result;
curl_close($ch);
由于无法将值发布到字段,我在哪里犯了错误?
只需删除URL中的巨大空间:
$url=header("Location: http://gis.lntecc.com/bwssblnt/Scada.aspx? field1=Kathriguppe%2cSW2DM0402%2c235505H073%2c450");
成为:
$url=header("Location: http://gis.lntecc.com/bwssblnt/Scada.aspx?field1=Kathriguppe%2cSW2DM0402%2c235505H073%2c450");