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PHP Operators and Expressions

PHP Operators and Expressions
What will be the output of the following PHP code ?
$x = 5;
function fun()
{
$x = 10;
echo "$x";
}
fun();
echo "$x";

0
510
105
Error

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

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

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$b = 1;
$c = 4;
$a = 5;
$d = $b + $c == $a;
print $d;

10
1
5
0

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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;

1
Error
0
0.5

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

$color
Error
red
red

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

347
349
439
437

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