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PHP Control Structures (Loop)

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

infinite loop
0
no output
error

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PHP Control Structures (Loop)
What will be the output of the following PHP code ?
$a = 10;
if (1)
print "all";
else
print "some"
else
print "none";

none
all
some
error

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PHP Control Structures (Loop)
What will be the output of the following PHP code ?
for (1; $i == 1; $i = 2)
print "In for loop ";
print "After loopn";

In for loopAfter for loop
In for loop
After for loop
Infinite loop

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PHP Control Structures (Loop)
What will be the output of the following PHP code ?
while() {
print "hi";
}

error
hi
infinite loop
no output

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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
hihello
no output
hi

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PHP Control Structures (Loop)
What will be the output of the following PHP code ?
$a = "hello";
if ($a.length)
print $a.length;
else
print "hi";

hi
error
hellolength
5

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