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PHP Operators and Expressions

PHP Operators and Expressions
What will be the output of the following PHP code ?
$cars = array("Volvo", "BMW", "Toyota");
print $cars[2];

BMW
Error
Volvo
Toyota

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

Error
0
Nothing
True

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$x = 3.5;
$y = 2;
$z = 2;
echo $x / $y / $z;

3.5
Error
0.875
1.75

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$a = 1;
$b = 3;
$d = $a++ + ++$b;
echo $d;

3
error
4
5

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$var1 = 0;
$var1 = ($var1 + 5)++;
echo $var1;

5
7
error
6

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$y = 2;
if ($y-- == ++$y) {
echo $y;
}

1
2
no output
3

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