public function testControlStructures()
{
if ($x) {
foo();
} elseif ($y) {
bar();
} else {
foobar();
}
}
function testFoobar()
{
$this->skipUnless(MOCKFUNCTION_AVAILABLE, "Function mocking not available");
if (MOCKFUNCTION_AVAILABLE) {
MockFunction::generate('foobar');
MockFunction::setReturnValue('foobar', 'bar');
MockFunction::expectCallCount('foobar', 2);
$this->assertEqual(foobar(), 'bar');
$this->assertEqual(foobar(), 'bar');
MockFunction::restore('foobar');
}
}
var_dump($f3);
var_dump($f3 === $f4);
// true
$f4[0] = 10;
var_dump($f1);
// 10
function foobar(&$var)
{
$var++;
}
function bar()
{
$a = 5;
return $a;
}
foobar(bar());
// strict
//foo(4); // fatal
$c = 5;
function &getRef()
{
global $c;
return $c;
}
$c1 =& getRef();
$c1++;
var_dump($c);
// 6
var_dump($c1);
// 6
function &collector()
--TEST--
Positional arguments cannot be used after argument unpacking
--FILE--
<?php
function foobar()
{
}
foobar(...[1, 2, 3], 4);
?>
--EXPECTF--
Fatal error: Cannot use positional argument after argument unpacking in %s on line %d, position %d
<?php
/**
* Created by PhpStorm.
* User: Stefan
* Date: 25/01/2016
* Time: 11:01
*/
function foobar() : int
{
return 50;
// strictly type-checked return
}
echo foobar() . "\n";
echo "<br>" . "<br>";
// Integers
echo "Integers Spaceship operator <=>" . "<br>";
echo 1 <=> 1;
// 0
echo "<br>";
echo 1 <=> 2;
// -1
echo "<br>";
echo 2 <=> 1;
// 1
echo "<br>";
<?php
// x3.php
dl("x3.so");
echo foobar();
<?php
// x4.php
dl("x4.so");
echo foobar("Go! ", 3);
<?php
namespace foo {
function bar()
{
return __FUNCTION__;
}
}
namespace {
use function foo\bar as foobar;
use function foobar as foo_bar;
var_dump(foobar());
var_dump(foo_bar());
}
echo "*";
$var++;
} while ($var <= 5);
$s = 0;
for ($i = 0; $i < 50; $i++) {
$d[$i] = $i * $i;
}
for ($i = 0; $i < $d . count(); $i++) {
$s += $d[$i];
}
echo "<p>sum is " . $s . "</p>";
function foobar($string)
{
echo "<p>" . $string . "</p>";
}
foobar("Hello, World!");
function Add_string($str1, $str2)
{
$a = $str1 . " 영";
$b = $str2 . " 일";
return array($a, $b);
}
list($out1, $out2) = Add_string("삼", "이");
echo "<p>{$out1} <br> {$out2} </p>";
$a = 1;
$b = 2;
function ValSwap($amb1, $amb2)
{
$tmp = $amb1;
$amb1 = $amb2;
$amb2 = $tmp;
<?php
$a = 1;
class MoneyBags
{
}
function abc(&$foobar)
{
return $foobar;
}
$right = abc($a);
$wrong = abc(&$a);
$a = E_STRICT;
// Sniffer checks strings, and returns if no left paren afterwards
abc($x, $y, $z, &$a);
// nested function call
preg_replace($a, $b, trim(&$a));
foobar(3 & $a);
// LNUMBER + &
foobar($a & $b);
// variable + &
foobar($b[0] & $a);
// square bracket + &
foobar($a & $b);
// parenthesis + &
foobar(intval(3) & $b);
// function + &
foobar(&$b);
<?php
/**
*@description 使用$GLOBALS---引用全局作用域中可用的全部变量
*/
//example 1
function test()
{
$foo = 'local variable';
echo '$foo in global scope: ' . $GLOBALS['foo'] . '<br />';
echo '$foo in local scope: ' . $foo . '<br />';
}
$foo = php_uname();
test();
echo '<hr>';
//example 2
$conf['conf']['foo'] = 'this is foo';
$conf['conf']['bar'] = 'this is bar';
function foobar()
{
global $conf;
var_dump($conf);
var_dump($GLOBALS['conf']);
}
foobar();
{
usleep(500 * 1000);
}
function main($num)
{
$cmd = file_get_contents("/proc/self/cmdline");
$cmd = str_replace("", " ", $cmd);
$start = microtime(true);
echo "Starting {$num} procs\n";
for ($i = 0; $i < $num; $i++) {
$handles[] = proc_open($cmd . " {$i}", array(), $pipes);
}
while ($handles) {
foreach ($handles as $i => $handle) {
$status = proc_get_status($handle);
if (!$status['running']) {
proc_close($handle);
unset($handles[$i]);
}
}
}
echo "Done {$num} procs\n";
return microtime(true) - $start;
}
if (count($argv) > 1) {
foobar($argv[1]);
} else {
$x10 = main(10);
$x200 = main(200);
echo $x10 * 20 < $x200 ? "Failed since {$x10} * 20 < {$x200}" : "Passed", "\n";
}
function Foo()
{
$this->foobar();
foobar();
}
$arr = [2 => 7, "foo" => "bar", "foobar" => NULL, "qux" => $obj, "bing" => ["bang"]];
function foobar()
{
echo "called\n";
return ['a'];
}
var_dump($nonexistent_variable ?? 3);
echo PHP_EOL;
var_dump($var ?? 3);
var_dump($var2 ?? 3);
echo PHP_EOL;
var_dump($obj->boo ?? 3);
var_dump($obj->bing ?? 3);
var_dump($arr["qux"]->boo ?? 3);
var_dump($arr["qux"]->bing ?? 3);
echo PHP_EOL;
var_dump($arr[2] ?? 3);
var_dump($arr["foo"] ?? 3);
var_dump($arr["foobar"] ?? 3);
var_dump($arr["qux"] ?? 3);
var_dump($arr["bing"][0] ?? 3);
var_dump($arr["bing"][1] ?? 3);
echo PHP_EOL;
var_dump(foobar()[0] ?? false);
echo PHP_EOL;
function f($x)
{
printf("%s(%d)\n", __FUNCTION__, $x);
return $x;
}
$a = f(null) ?? f(1) ?? f(2);
$env2 = new Environment();
function foobar($value)
{
return Shared::value('foobar', function () use($value) {
return $value;
});
}
$env1->importFunction('foobar');
$env2->importFunction('foobar');
$env1->execute(function () {
ob_implicit_flush(1);
var_dump(foobar('x')->get());
});
$env2->execute(function () {
ob_implicit_flush(1);
var_dump(foobar('y')->get());
});
var_dump(Shared::reset('foobar'));
$env2->execute(function () {
ob_implicit_flush(1);
var_dump(foobar('y')->get());
});
?>
--EXPECTF--
string(1) "x"
string(1) "x"
object(php\util\SharedValue)#%d (1) {
["*value"]=>
string(1) "x"
}
string(1) "y"
static function c()
{
foobar();
}
<?php
class foobar
{
public function __destruct()
{
throw new Exception();
}
public function __call($m, $a)
{
return $this;
}
}
function foobar()
{
return new foobar();
}
try {
foobar()->unknown();
} catch (Exception $e) {
echo "__call via traditional factory should be caught\n";
}
public function foobar($param1, $param2)
{
return foobar($param1, $param2) . ':' . self::$_instanceCounter;
}
function redirect($target)
{
$target = make_absolute($target);
if ($debug || $stop_redirect) {
global $login_id, $anon_ok;
echo "debug or stop redirect... {$login_id} {$anon_ok} ";
var_dump($target);
var_dump($_SERVER);
$s = trim(@$_SESSION['flash']);
if ($s != "") {
$body .= "<p>pending flash: \n";
$body .= h($s);
$body .= "</p>\n";
}
$body .= "<p>";
$body .= mklink("(dbg=1: click here to finish redirect)", $target);
$body .= "</p>\n";
foobar();
pfinish();
}
session_write_close();
do_commits();
ob_clean();
header("Location: {$target}");
exit;
}