php script to run something in background every after closing browser.

background_worker.php

<?php

function closeOutput($stringToOutput){   
	set_time_limit(0);
	ignore_user_abort(true);
	header("Connection: close\r\n");
	header("Content-Encoding: none\r\n");  
	ob_start();          
	echo $stringToOutput;   
	$size = ob_get_length();   
	header("Content-Length: $size",TRUE);  
	ob_end_flush();
	ob_flush();
	flush();   
}

public function test_background_worker()
{
	$outputContent = 'Content Goes Here...';

	closeOutput( $outputContent );

	sleep(10);

	//do some background works ...
	file_put_contents(__DIR__ . '/tmp.txt', "Text after 10 sec");

	echo "you can not see me...";

	exit();
}

starring:
http://stackoverflow.com/questions/16294106/continue-php-script-after-connection-close
Red