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PHP Control Structures (Loop)

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

error
hihello
infinite loop
hello

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PHP Control Structures (Loop)
What will be the output of the following PHP code ?
$a = 2;
if ($a-- - --$a - $a)
print "hello";
else
print "hi";

hello
error
hi
no output

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PHP Control Structures (Loop)
What will be the output of the following PHP code ?
$i = 0;
while ($i < 3) {
$i++;
}
print $i;

1
3
2
0

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PHP Control Structures (Loop)
What will be the output of the following PHP code ?
for ($count = 0; $count<3;$count++); {
print "hi";
break;
print "hello";
}

hi
hihellohihellohihello
hihihi
hellohellohello

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PHP Control Structures (Loop)
What will be the output of the following PHP code ?
switch($b) {
case 2:
print "hello";
break;
case 1:
print "hi";
break;
}

no output
hi
error
hello

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PHP Control Structures (Loop)
What will be the output of the following PHP code ?
for ($x = 1; $x < 10; $x++)
for ($y = 1; $y < 5; $y++)
print "Hello";

Hello….40 times
Hello….50 times
Hello….45 times
Hello….36 times

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