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PHP Operators and Expressions

PHP Operators and Expressions
What will be the output of the following PHP code ?
$i = 2;
while (++$i) {
while ($i --> 0)
print $i;
}

no output
infinite loop
210
10

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

error
hihello
hello
infinite loop

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

0
3
1
2

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$i = 0;
$j = 1;
$k = 2;
print !(( + + $i + $j) > ($j - $k));

0
error
1
no output

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$x = 10;
$y = 4;
$z = 3;
echo $x % $y % $z;

Error
2
0
1

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$var1 = 1 + ++5;
echo $var1;

7
no output
6
error

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