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PHP Operators and Expressions

PHP Operators and Expressions
What will be the output of the following PHP code ?
echo "This", "was", "a", "bad", "idea";

This, was, a, bad, idea
This was a bad idea
Thiswasabadidea
Error

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PHP Operators and Expressions
What will be the output of the following PHP code ?
var $one = 1;
var $two = 2;
echo $one / $two * $one / $two * $two;

0.5
0
1
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
11
12
10

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

5
error
4
3

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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;

\
$looser
$winner$looser
$looser

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$a = 10;
$b = 4;
$c = fun(10,4);
function fun($a,$b) {
$b = 3;
return $a - $b + $b - $a;
}
echo $a;
echo $b;
echo $c;

1400
410
4100
104

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