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PHP Control Structures (Loop)

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

error
infinite loop
no output
0

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PHP Control Structures (Loop)
What will be the output of the following PHP code ?
$a = "2";
switch ($a) {
case 1:
print "hi";
case 2:
print "hello";
break;
default:
print "hi1";
}

hihi1
hihellohi1
hello
hi1

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PHP Control Structures (Loop)
What will be the output of the following PHP code ?
$a = 97;
switch(?$a) {
case "a":
print "hi";
break;
case 97:
print "hello";
break;
default:
print "hi1";
}

hello
hi
hihellohi1
hihello

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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 b:
print "hi";
break;
}

hello
error
hi
no output

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PHP Control Structures (Loop)
What will be the output of the following PHP code ?
for ($x =1; $x < 10;++$x) {
print "*t";
}

***********
*********
**********
infinite loop

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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….36 times
Hello….45 times

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