Online PHP editor | rfc for IhZ9N

@ 2013-09-01T22:31:37Z

<?PHP

include 'pyhp.php';

if (!function_exists('gmp_sign')) {
	function gmp_sign($x) {
		return ($x<0?-1:1);
	}
}

function assertx($assertion, $failure="Assertion failed", $throwexception=true, $exception="ErrorException") {
	$assert_options = array(ASSERT_WARNING => 0, ASSERT_BAIL => 0, ASSERT_QUIET_EVAL => 1);
	foreach ($assert_options as $opt => $val) {
		$origval = assert_options($opt, $val);
		$assert_options[$opt] = $origval;
	}
	$test = assert($assertion);
	foreach ($assert_options as $opt => $val) {
		assert_options($opt, $val);
	}
	if ($test) return true;
	if (!$test) {
		if ($throwexception) throw new $exception($failure);
		return false;
	}
}

$xr = pyrange(-1, 1, 0.1);
$yr = pyrange(-1, 1, 0.2);

$eq = function($x, $y) {
	$c = function($i) { return $i*(180/pi()); };
	$x = $c($x); $y = $c($y);
	if ($y == 0) return 90*gmp_sign($x);
	$a = round(180-$c(atan($x/$y)),0);
	if (gmp_sign($y) == -1) {
		$a -= 180;
	}
	return $a;
};

assertx(gmp_sign(-0.5).'==-1');
assertx($eq(1, 1).'==135');

echo $eq(1, 1);
echo PHP_EOL;
echo $eq(-1, 1);
echo PHP_EOL;
echo $eq(-1, -1);
echo PHP_EOL;
echo $eq(1, -1);

?>

Output for git.master, git.master_jit, rfc.property-hooks: Warning: include(): open_basedir restriction in effect. File(pyhp.php) is not within the allowed path(s): (/tmp:/in:/etc) in /in/IhZ9N on line 3 Warning: include(pyhp.php): Failed to open stream: Operation not permitted in /in/IhZ9N on line 3 Warning: include(): Failed opening 'pyhp.php' for inclusion (include_path='.:') in /in/IhZ9N on line 3 Fatal error: Uncaught Error: Call to undefined function pyrange() in /in/IhZ9N:28 Stack trace: #0 {main} thrown in /in/IhZ9N on line 28
Process exited with code 255.

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2020-03-21 RFC: Is_Literal - declined
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