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PHP Control Structures (Loop)

PHP Control Structures (Loop)
What will be the output of the following PHP code ?
$a = array("hi", "hello", "bye");
foreach ($a as $value) {
if (count($a) == 2)
print $value;
}

hihellobye
hihello
infinite loop
no output

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PHP Control Structures (Loop)
What will be the output of the following PHP code ?
$a = 10;
$b = 11;
if ($a < ++$a || $b < ++$b)
print "hello";
else
print "hi";

hi
error
no output
hello

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PHP Control Structures (Loop)
What will be the output of the following PHP code ?
for ($count = 1; $count < 20; $count++);
print $count;

20
19
12345678910….1920
12345678910….19

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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";
continue;
print "hello";
}

hihihi
hellohellohello
hihellohihellohihello
hi

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PHP Control Structures (Loop)
What will be the output of the following PHP code ?
$a = "1";
$b = "0";
if ((int)$a && $b)
print"hi";
else
print "hello";

hi
no output
hello
error

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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
2
0
3

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