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PHP Control Structures (Loop)

PHP Control Structures (Loop)
What will be the output of the following PHP code ?
for ($x = 0; $x <= 10; print ++$x) {
print ++$x;
}

1234567891011
123456789101112
12345678910
infinite loop

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PHP Control Structures (Loop)
What will be the output of the following PHP code ?
$i = 0;
for ($i) {
print $i;
}

no output
infinite loop
0
error

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PHP Control Structures (Loop)
What will be the output of the following PHP code ?
if (print "hi" - 1)
print "hello"

error
hi
no output
hihello

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PHP Control Structures (Loop)
What will be the output of the following PHP code ?
for(++$i; ++$i; ++$i) {
print $i;
if ($i == 4)
break;
}

24
134
1234
1

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PHP Control Structures (Loop)
What will be the output of the following PHP code ?
$a = 1;
if ($a--)
print "True";
if ($a++)
print "False";

true
false
error
no output

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PHP Control Structures (Loop)
What will be the output of the following PHP code ?
$b = 1;
switch($b) {
case 1.0:
print "hi";
break;
case 1:
print "hello";
break;
default:
print "hi1";
}

hihello
hi
hihellohi1
hello

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