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PHP Operators and Expressions

PHP Operators and Expressions
What will be the output of the following PHP code ?
$four4 = 4;
$three3 = 3;
$two2 = 2;
echo $four4 + $three3 / $two2 - 1;

7
4.5
Error
3.5

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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
Error
Hello world
Nothing

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PHP Operators and Expressions
What will be the output of the following PHP code ?
class Constants{
define('MIN_VALUE', '0.0');
define('MAX_VALUE', '1.0');
public static function getMinValue() {
return self::MIN_VALUE;
}
public static function getMaxValue() {
return self::MAX_VALUE;
}
}
echo Constants::getMinValue();
echo Constants::getMaxValue();

01
No output
ERROR
0.01.0

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$cars = array("Volvo", "BMW", "Toyota");
echo "My car is a {$cars[0]}";

My car is a Volvo
My car is a BMW
Error
My car is a Toyota

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PHP Operators and Expressions
What will be the output of the following PHP code ?
echo 5 * 9 / 3 + 9;

3.7
0
24
3.85

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$x = 4;
$y = 3;
$z = 1;
echo "$x = $x + $y + $z";

8
8 = 4 + 3 +1
4 = 4 + 3 + 1
Error

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