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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
test
no output

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$var1 = 1 + ++5;
echo $var1;

6
error
no output
7

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$i = 0;
$j = 1;
$k = 2;
print !(( + + $i + $j) > ($j - $k));

1
no output
0
error

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PHP Operators and Expressions
What will be the output of the following PHP code ?
var $one = 1;
var $two = 2;
echo $one / $two * $one / $two * $two;

0.5
0
1
Error

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$color = red;
echo "$color" . red ;

nothing
red red
red
error

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PHP Operators and Expressions
What will be the output of the following PHP code ?
print "echo hello world";

hello world
error
nothing
echo hello world

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