$url = "http://" . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'];

 $currentUrl = $_SERVER['REQUEST_URI'];

<?php echo 'http://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI']; ?>

$actual_link = (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] === 'on' ? "https" : "http") . "://$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]";

​

actual_link = (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] === 'on' ? "https" : "http") . "://$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]";

$currentUrl = "http";

​

// Check if the request is secure (HTTPS)

if(isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] === 'on'){

    $currentUrl .= "s";

}

​

// Append the host/domain

$currentUrl .= "://" . $_SERVER['HTTP_HOST'];

​

// Append the requested resource

$currentUrl .= $_SERVER['REQUEST_URI'];

​

echo $currentUrl;

function url_origin( $s, $use_forwarded_host = false )

{

    $ssl      = ( ! empty( $s['HTTPS'] ) && $s['HTTPS'] == 'on' );

    $sp       = strtolower( $s['SERVER_PROTOCOL'] );

    $protocol = substr( $sp, 0, strpos( $sp, '/' ) ) . ( ( $ssl ) ? 's' : '' );

    $port     = $s['SERVER_PORT'];

    $port     = ( ( ! $ssl && $port=='80' ) || ( $ssl && $port=='443' ) ) ? '' : ':'.$port;

    $host     = ( $use_forwarded_host && isset( $s['HTTP_X_FORWARDED_HOST'] ) ) ? $s['HTTP_X_FORWARDED_HOST'] : ( isset( $s['HTTP_HOST'] ) ? $s['HTTP_HOST'] : null );

    $host     = isset( $host ) ? $host : $s['SERVER_NAME'] . $port;

    return $protocol . '://' . $host;

}

​

function full_url( $s, $use_forwarded_host = false )

{

    return url_origin( $s, $use_forwarded_host ) . $s['REQUEST_URI'];

}

​

$absolute_url = full_url( $_SERVER );

echo $absolute_url;