nsfisis

## 1.pl
binmode STDIN,':utf8';print/(\X)\X/g,$",/\X(\X)/g,$/while<>;

## palindrome-like.php
<?;("printf")("Hello, World!"??"_");("_"??"!dlroW ,olleH")("ftnirp");?>

## quine.php
<?php

$s
='
$s
=@
!!
@;
$p
=@

## ffi_instantiate_class.php
<?php

// Instantiate arbitrary class without "new" operator.

function ffi_get_php_dll_name() {
  if (PHP_OS_FAMILY === 'Windows') {
    return "php" . PHP_MAJOR_VERSION . (PHP_ZTS ? "ts" : "") . (PHP_DEBUG ? "_debug" : "") . ".dll";
  } else {
    return null;
  }

## fizzbuzz.php (2 letters per line, and supports PHP 8.x without warnings)
<?php

$x
=#
'i
S'
;;
$y
='
b!

## hoge.php
// https://speakerdeck.com/memory1994/php-conference-okinawa-2022-extra

[<?php $n=$argv[1];foreach([1e4,5e3,2e3,1e3,500,100,50,10,5,1]as$x)for(;$n>=$x;$n-=$x)$r[]=$x;echo implode(', ',$r??[]);?>]
	<?php

	// Instantiate arbitrary class without "new" operator.

	function ffi_get_php_dll_name() {
	if (PHP_OS_FAMILY === 'Windows') {
	return "php" . PHP_MAJOR_VERSION . (PHP_ZTS ? "ts" : "") . (PHP_DEBUG ? "_debug" : "") . ".dll";
	} else {
	return null;
	}
	// https://speakerdeck.com/memory1994/php-conference-okinawa-2022-extra

	[<?php $n=$argv[1];foreach([1e4,5e3,2e3,1e3,500,100,50,10,5,1]as$x)for(;$n>=$x;$n-=$x)$r[]=$x;echo implode(', ',$r??[]);?>]