PHP CONTROL STRUCTURES (LOOP) QUIZ

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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YOUR ANSWER : ?

What will be the output of the following PHP code ? for ($i = 0; $i < 5; $i++) { for ($j = $i;$j > $i; $i--) print $i; }

infinite loop

0 1 2 3 4 5

0 1 0 1 2 0 1 2 3 0 1 2 3 4 0 1 2 3 4 5 0 1 2 3 4 5

no output

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

20

12345678910Ã¢â‚¬Â¦.1920

19

12345678910Ã¢â‚¬Â¦.19

TRUE ANSWER : ?
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What will be the output of the following PHP code ? $a = "hello"; if (strlen($a)) print strlen($a); else print "hi";

hi

hellolength

5

error

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

error

hi

no output

hello

TRUE ANSWER : ?
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What will be the output of the following PHP code ? $a = "1"; $a = 1; $b = 1; switch($a) { case $a * $b: print "hi"; break; case $a / $b: print "hello"; break; default: print "hi1"; }

hihello

hi

hihellohi1

hi1

TRUE ANSWER : ?
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What will be the output of the following PHP code ? $i = ""; while ($i) { print "hi"; } while($i < 8) $i++;print "hello";

Hi is printed once, hello 7 times

Hi is printed 8 times, hello 7 times and then hi 2 times

Hi is printed 10 times, hello 7 times

Hi is printed once, hello 7 times and then hi 2 times

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What will be the output of the following PHP code ? $a = array("hi", "hello", "bye"); for (;count($a) < 5;) { if (count($a) == 3) print $a; }

no output

ArrayArrayArrayArrayArrayArrayâ€¦.infinitely

hihellobyehihellobyehihellobyehihellobyehihellobyehihellobyeâ€¦..infinitely

(â€œhiâ€,â€helloâ€,â€byeâ€)(â€œhiâ€,â€helloâ€,â€byeâ€)(â€œhiâ€,â€helloâ€,â€byeâ€)(â€œhiâ€,â€helloâ€,â€byeâ€)â€¦infinitely

TRUE ANSWER : ?
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What will be the output of the following PHP code ? $a = "a"; if ($a) print "all"; else print "some";

error

some

all

no output

TRUE ANSWER : ?
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What will be the output of the following PHP code ? for ($count = 1; $count != 20;$count++) { print $count; $count++; }

123Ã¢â‚¬Â¦Ã¢â‚¬Â¦.20

13579Ã¢â‚¬Â¦21

1357Ã¢â‚¬Â¦19

Infinite

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What will be the output of the following PHP code ?<br/>$i = 0;<br/>for ($i) {<br/>print $i;<br/>}

What will be the output of the following PHP code ?<br/>for ($i = 0; $i < 5; $i++) {<br/>for ($j = $i;$j > $i; $i--)<br/>print $i;<br/>}

What will be the output of the following PHP code ?<br/>for ($count = 1; $count < 20; $count++);<br/>print $count;

What will be the output of the following PHP code ?<br/>$a = "hello";<br/>if (strlen($a))<br/>print strlen($a);<br/>else<br/>print "hi";

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

What will be the output of the following PHP code ?<br/>$a = "1";<br/>$a = 1;<br/>$b = 1;<br/>switch($a) {<br/>case $a * $b:<br/>print "hi";<br/>break;<br/>case $a / $b:<br/>print "hello";<br/>break;<br/>default:<br/>print "hi1";<br/>}

What will be the output of the following PHP code ?<br/>$i = "";<br/>while ($i) {<br/>print "hi";<br/>}<br/>while($i < 8)<br/>$i++;print "hello";

What will be the output of the following PHP code ?<br/>$a = array("hi", "hello", "bye");<br/>for (;count($a) < 5;) {<br/>if (count($a) == 3)<br/>print $a;<br/>}

What will be the output of the following PHP code ?<br/>$a = "a";<br/>if ($a)<br/>print "all";<br/>else<br/>print "some";

What will be the output of the following PHP code ?<br/>for ($count = 1; $count != 20;$count++) {<br/>print $count;<br/>$count++;<br/>}