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PHP Operators and Expressions

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

infinite loop
hihello
error
hello

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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);

9
0
7
Error

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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;

/
$looser
/$looser
$winner/$looser

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

green
red green
error
red

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PHP Operators and Expressions
What will be the output of the following PHP code ?

Nothing
Error
Missing semicolon error
Hello World

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

Error
0
Nothing
1

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