function bar()
{
$v1 = foo1(0);
var_dump($v1);
$v2 = foo2(0);
var_dump($v2);
$v3 = foo3(0);
var_dump($v3);
}
function foo1()
{
return NAN * NAN;
}
function foo2()
{
return NAN * 2;
}
function foo3()
{
return INF * NAN;
}
function foo4()
{
return 2.0 * INF;
}
function foo5()
{
return INF * INF;
}
function foo6($a)
{
return $a * 2.0;
}
var_dump(foo1());
var_dump(foo2());
var_dump(foo3());
var_dump(foo4());
var_dump(foo5());
var_dump(foo6(3.1));
break;
}
} catch (Exception $e) {
echo "wrong\n";
}
return;
}
function foo2()
{
try {
switch (1) {
case 0:
try {
dummy:
throw new Exception('aaa');
} catch (Exception $e) {
echo "correct\n";
}
break;
case 1:
goto dummy;
break;
}
} catch (Exception $e) {
echo "wrong\n";
}
return;
}
foo();
foo1();
foo2();
return $x - $x + 3;
}
function foo5($x)
{
return $x + 3 - $x;
}
function foo6($x)
{
return 0 - $x;
}
function foo7($x)
{
return $x - 0;
}
function foo8($x)
{
return $x - 1;
}
function foo9($x)
{
return 1 - $x;
}
var_dump(foo1(5, 2));
var_dump(foo2(1, 2));
var_dump(foo3(-3));
var_dump(foo4(5));
var_dump(foo5(5));
var_dump(foo6(-3));
var_dump(foo7(3));
var_dump(foo8(4));
var_dump(foo9(-2));
<?php
error_reporting(E_ALL);
function foo1($arg)
{
}
function foo2($arg)
{
}
function foo3($arg)
{
echo $undef3;
throw new Exception("test");
}
try {
@error_reporting(@foo1(@foo2(@foo3())));
} catch (Exception $e) {
}
var_dump(error_reporting());
echo "Done\n";
<?php
error_reporting(E_ALL);
function foo1($arg)
{
}
function foo2($arg)
{
}
function foo3($arg)
{
error_reporting(E_ALL | E_STRICT);
echo $undef3;
throw new Exception("test");
}
try {
@foo1(@foo2(@foo3()));
} catch (Exception $e) {
}
var_dump(error_reporting());
echo "Done\n";
switch ($i) {
case 1:
doX();
break;
case 2:
doY();
break;
case 3:
// NOK {{This case's code block is the same as the block for the case on line 21.}}
doX();
break;
case 4:
case 5:
case 6:
doA();
case 7:
break;
default:
break;
}
$condition ? foo1() : foo1();
// NOK {{This conditional operation returns the same value whether the condition is "true" or "false".}}
$condition ? $nestedCondition ? foo1() : foo2() : $nestedCondition ? foo1() : foo2();
// NOK
$condition ? $nestedCondition ? foo1() : foo1() : foo2();
// NOK
false ? false ? foo(3) : foo(4) : foo(5);
// OK
false ? false ? foo(1) : foo(1) : foo(5);
// NOK
false ? false ? foo($b) : foo($b) : foo(5);
<?php
error_reporting(E_ALL);
function foo($arg)
{
echo @$nonex_foo;
}
function bar()
{
echo @$nonex_bar;
throw new Exception("test");
}
function foo1()
{
echo $undef1;
error_reporting(E_ALL | E_STRICT);
echo $undef2;
}
try {
@foo(@bar(@foo1()));
} catch (Exception $e) {
}
var_dump(error_reporting());
echo "Done\n";
function foo($a)
{
foo1($a);
}
function foo2()
{
return NAN + NAN;
}
function foo3()
{
return NAN + 0.0;
}
function foo4()
{
return NAN + 1.1;
}
function foo5()
{
return NAN + INF;
}
function foo6()
{
return INF + INF;
}
function foo7()
{
return 6 + INF;
}
var_dump(foo1(true));
var_dump(foo2());
var_dump(foo3());
var_dump(foo4());
var_dump(foo5());
var_dump(foo6());
var_dump(foo7());
<?php
function foo1($a, $b)
{
return $a - 4 + ($b - 9);
}
function foo2($a, $b)
{
return $a - 3 + 7;
}
function foo3($a, $b)
{
return $a - 3 - 7;
}
function foo4($a, $b)
{
return $a - 4 + ($b + 9);
}
$vals = array(array(0, 0), array(1, 1), array(-3, 5), array(5, -3), array(20, -50), array(20, 0));
foreach ($vals as list($a, $b)) {
var_dump(foo1($a, $b));
var_dump(foo2($a, $b));
var_dump(foo3($a, $b));
var_dump(foo4($a, $b));
}
function bar1($x, $y)
{
return $x > 10 ? foo1($x - $y, $y) : $y;
}
<?php
/**
*func_get_args()
*func_get_arg()
*/
//func_get_args()
function foo1()
{
var_dump(func_get_args());
}
foo1(2, 3, 4, 'A', time());
//func_get_arg()
function foo2()
{
//func_get_
var_dump(func_get_arg(1));
}
foo2(2, 4, 5);
function dead()
{
echo "Bad call\n";
}
$i = 0;
$a[$i = 1][++$i]();
$a = -1;
function foo1()
{
global $a;
return ++$a;
}
$arr = array(array(0, 0), 0);
$brr = array(0, 0, array(0, 0, 0, 5), 0);
$crr = array(0, 0, 0, 0, array(0, 0, 0, 0, 0, 10), 0, 0);
$arr[foo1()][foo1()] = $brr[foo1()][foo1()] + $crr[foo1()][foo1()];
$val = $arr[0][1];
echo "Expect 15 and get...{$val}\n";
$x = array(array(0), 0);
function mod($b)
{
global $x;
$x = $b;
return 0;
}
$x1 = array(array(1), 1);
$x2 = array(array(2), 2);
$x3 = array(array(3), 3);
$bx = array(10);
$x[mod($x1)][mod($x2)] = $bx[mod($x3)];
// expecting 10,3
<?php
function foo1()
{
try {
throw new Exception("not catch");
return true;
} finally {
try {
throw new Exception("catched");
} catch (Exception $e) {
}
}
}
try {
$foo = foo1();
var_dump($foo);
} catch (Exception $e) {
do {
var_dump($e->getMessage());
} while ($e = $e->getPrevious());
}
function foo2()
{
try {
try {
throw new Exception("catched");
return true;
} finally {
try {
throw new Exception("catched");
