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PHP Operators and Expressions

PHP Operators and Expressions
What will be the output of the following PHP code ?
function fun($x,$y) {
$x = 4;
$y = 3;
$z = $x + $y / $y + $x;
echo "$z";
}
fun(3, 4);

Error
7
0
9

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

4.5
7
3.5
Error

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$a = 12;
--$a;
echo $a++;

error
10
11
12

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PHP Operators and Expressions
What is the output of given statement?Print 17 % 3;

5.666667
none of above
5.67
2

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PHP Operators and Expressions
What will be the output of the following PHP code ?
echo "This is India";

Error
This is
This is India
This is India

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$a = "$winner";
$b = "$looser";
echo $a, $b;

$winner$looser
\
$looser
$looser

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