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PHP Operators and Expressions

PHP Operators and Expressions
What will be the output of the following PHP code ?
echo $x-- != ++$x;

0
no output
1
error

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$color1 = red;
$color2 = green;
echo "$color1"."$color2";

error
red green
green
red

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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
2, -2
3, -3

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$x = 3.3;
$y = 2;
echo $x % $y;

0
1
Error
2

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

echo Hello world
Error
echo “Hello world”
Hello world

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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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