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PHP Operators and Expressions

PHP Operators and Expressions
What will be the output of the following PHP code ?
$i = 10;
$j = 0;
if ($i || ($j = $i + 10)) {
echo "true";
}
echo $j;

0
20
true0
true20

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$x = 30;
$y = 20;
$z = 10;
echo $x + $y - $z / ($z - $y);

-5
-4
41
51

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$i = 0;
while ($i = 10) {
print "hi";
}
print "hello";

error
hello
hihello
infinite loop

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PHP Operators and Expressions
Ceil(-2.1) would be

-3
3
-2
2

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

3.85
3.7
0
24

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

0
Error
Nothing
5

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