post php form code example

Example 1: post request php

$response = httpPost("http://mywebsite.com/update.php",
	array("first_name"=>"Bob","last_name"=>"Dillon")
);

//using php curl (sudo apt-get install php-curl) 
function httpPost($url, $data){
    $curl = curl_init($url);
    curl_setopt($curl, CURLOPT_POST, true);
    curl_setopt($curl, CURLOPT_POSTFIELDS, http_build_query($data));
    curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
    $response = curl_exec($curl);
    curl_close($curl);
    return $response;
}

Example 2: how to access form data usinf method get

// Check if the form is submitted
if ( isset( $_POST['submit'] ) ) {

// retrieve the form data by using the element's name attributes value as key

echo '
form data retrieved by using the $_REQUEST variable
'

$firstname = $_REQUEST['firstname'];
$lastname = $_REQUEST['lastname'];

// display the results
echo 'Your name is ' . $lastname .' ' . $firstname;

// check if the post method is used to submit the form

if ( filter_has_var( INPUT_POST, 'submit' ) ) {

echo '
form data retrieved by using $_POST variable
'

$firstname = $_POST['firstname'];
$lastname = $_POST['lastname'];

// display the results
echo 'Your name is ' . $lastname .' ' . $firstname;
}

// check if the get method is used to submit the form

if ( filter_has_var( INPUT_GET, 'submit' ) ) {

echo '
form data retrieved by using $_GET variable
'

$firstname = $_GET['firstname'];
$lastname = $_GET['lastname'];
}

// display the results
echo 'Your name is ' . $lastname .' ' . $firstname;
exit;
}