Sample code for PHP simulated POST submission

/**
* CURL simulates Post submission in PHP
* by bbs.it-home.org
*/
$url = 'http://website/a.php';
$fields = array(
'UserName'=>urlencode(' a'),
'PWD'=>urlencode('b') ,
'AppReturn'=>urlencode('c') ,
'AppSQL'=>urlencode('d') ,
);
 $fields_string = http_build_query($fields);
$ch = curl_init() ;
curl_setopt($ch, CURLOPT_URL,$url) ; //Set the URL to be collected
curl_setopt($ch, CURLOPT_POST,1) ; //Set The form is POST
curl_setopt($ch, CURLOPT_POSTFIELDS,$fields_string); //Set the Post parameters
curl_setopt($ch, CURLOPT_RETURNTRANSFER,1); //Print it with a string.
$re = curl_exec($ch);//(If CURLOPT_RETURNTRANSFER is not set to 1, then the HTML document content will be executed and obtained, such as: 1; otherwise the result will be returned instead of executed)
print_r($re );
$info = curl_getinfo($ch);//Requested information
print_r($info);
$data = array ('UserName' => 'bar');
$data = http_build_query($data );
$opts = array (
 'http' => array (
 'method' => 'POST',
 'header'=> "Content-type: application/x-www-form-urlencodedrn" .
 "Content-Length: " . strlen($data) . "rn",
 'content' => $data
 ),
);
$context = stream_context_create($opts);
$html = file_get_contents( $url, false, $context);
echo $html;
var_dump($http_response_header);

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