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PHP Operators and Expressions

PHP Operators and Expressions
What will be the output of the following PHP code ?
$a = 10;
echo ++$a;
echo $a++;
echo $a;
echo ++$a;

11121213
11111212
11111112
11111213

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$a = "$winner";
$b = "$looser";
echo $a, $b;

$looser
$looser
\
$winner$looser

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PHP Operators and Expressions
What will be the output of the following PHP code ?
static $x = 0;
function fun() {
echo $x;
$x++;
}
fun();
fun();
fun();

Nothing
Error
012
123

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PHP Operators and Expressions
What will be the output of the following PHP code ?
class myObject { }
define('myObject::CONSTANT', 'test');
echo myObject::CONSTANT;

myObject::CONSTANT
test
no output
error

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$x;
echo "$x";

0
Nothing
Error
1

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$var1 = 3;
print $var = ++$var;

1
0
3
2

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