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PHP Operators and Expressions

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

error
myObject::CONSTANT
no output
test

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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;

$winner/$looser
$looser
/$looser
/

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$a = '4';
print + + $a;

error
5
no output
0

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PHP Operators and Expressions
What will be the output of the following PHP code ?
define("GREETING", "PHP is a scripting language");
echo $GREETING;

GREETING
$GREETING
PHP is a scripting language
no output

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$i = 0;
$x = $i++;
$y = ++$i;
print $x;
print $y;

01
21
12
02

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$x = 3, 4, 5, 6;
echo "$x";

4
Error
6
3

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