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PHP Operators and Expressions

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
0
error
no output

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PHP Operators and Expressions
What will be the output of the following PHP code ?
echo "Hello World"

Hello world in italics
Nothing
Hello world
Error

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

Volvo
Error
Toyota
BMW

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PHP Operators and Expressions
The result of below two statements will be:Round(2.5)Round(-2.5)

3.5, -3.5
2.5, -2
3, -3
2, -2

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

3
error
5
4

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

green
error
red
red green

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