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PHP Operators and Expressions

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

0
1
2
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";

green
red green
redgreen
red

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$auth = 1;
$status = 1;
if ($result = (($auth == 1) && ($status != 0))) {
print "result is $result";
}

result is true
error
no output
result is 1

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$a = 'a';
print $a * 2;

error
0
2
192

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$color1 = "red";
$color2 = "1";
echo "$color1" + "$color2";

red1
0
red 1
1

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$x = 0;
function fun() {
echo $GLOBALS['x'];
$x++;
}
fun();
fun();
fun();

012
Nothing
Error
000

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