PHP OPERATORS AND EXPRESSIONS QUIZ

What will be the output of the following PHP code ? $x = "test"; $y = "this"; $z = "also"; $x .= $y .= $z ; echo $x; echo $y;

testthis

error at line 4

testthisthisalso

testthisalsothisalso

TRUE ANSWER : ?
YOUR ANSWER : ?

What will be the output of the following PHP code ? $a = "$winner"; $b = "$looser"; echo $a, $b;

$winner$looser

$looser

\

$looser

TRUE ANSWER : ?
YOUR ANSWER : ?

What will be the output of the following PHP code ? $x = 10; $y = 4; $z = 3; echo $x % $y % $z;

0

1

Error

2

TRUE ANSWER : ?
YOUR ANSWER : ?

The result of below two statements will be:Round(2.5)Round(-2.5)

2, -2

3, -3

2.5, -2

3.5, -3.5

TRUE ANSWER : ?
YOUR ANSWER : ?

What will be the output of the following PHP code ? $x = 3.3; $y = 2; echo $x % $y;

2

0

1

Error

TRUE ANSWER : ?
YOUR ANSWER : ?

What will be the output of the following PHP code ? $a = 12; --$a; echo $a++;

11

10

error

12

TRUE ANSWER : ?
YOUR ANSWER : ?

What will be the output of the following PHP code ? $color1 = "red"; $color2 = "1"; $color3 = "grey"; echo "$color1" + "$color2" . "$color3";

0

red1grey

grey

1grey

TRUE ANSWER : ?
YOUR ANSWER : ?

What will be the output of the following PHP code ? define("NEW_GOOD_NAME_CONSTANT", "I have a value"); define("OLD_BAD_NAME_CONSTANT", NEW_GOOD_NAME_CONSTANT); echo NEW_GOOD_NAME_CONSTANT; echo OLD_BAD_NAME_CONSTANT;

ERROR

I have a value

I have a valueNEW_GOO_NAME_CONSTANTS

I have a valueI have a value

TRUE ANSWER : ?
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What will be the output of the following PHP code ? function fun() { $x = 0; echo $x; $x++; } fun(); fun(); fun();

012

111

000

123

TRUE ANSWER : ?
YOUR ANSWER : ?

What will be the output of the following PHP code ? $i = 1; if ($i++ && ($i == 1)) printf("Yesn$i"); else printf("Non$i");

No 1

No 2

Yes 2

Yes 1

TRUE ANSWER : ?
YOUR ANSWER : ?

What will be the output of the following PHP code ?<br/>$x = "test";<br/>$y = "this";<br/>$z = "also";<br/>$x .= $y .= $z ;<br/>echo $x;<br/>echo $y;

What will be the output of the following PHP code ?<br/>$a = "$winner";<br/>$b = "$looser";<br/>echo $a, $b;

What will be the output of the following PHP code ?<br/>$x = 10;<br/>$y = 4;<br/>$z = 3;<br/>echo $x % $y % $z;

The result of below two statements will be:Round(2.5)Round(-2.5)

What will be the output of the following PHP code ?<br/>$x = 3.3;<br/>$y = 2;<br/>echo $x % $y;

What will be the output of the following PHP code ?<br/>$a = 12;<br/>--$a;<br/>echo $a++;

What will be the output of the following PHP code ?<br/>$color1 = "red";<br/>$color2 = "1";<br/>$color3 = "grey";<br/>echo "$color1" + "$color2" . "$color3";

What will be the output of the following PHP code ?<br/>define("NEW_GOOD_NAME_CONSTANT", "I have a value");<br/>define("OLD_BAD_NAME_CONSTANT", NEW_GOOD_NAME_CONSTANT);<br/>echo NEW_GOOD_NAME_CONSTANT;<br/>echo OLD_BAD_NAME_CONSTANT;

What will be the output of the following PHP code ?<br/>function fun() {<br/>$x = 0;<br/>echo $x;<br/>$x++;<br/>}<br/>fun();<br/>fun();<br/>fun();<br/>

What will be the output of the following PHP code ?<br/>$i = 1;<br/>if ($i++ && ($i == 1))<br/>printf("Yesn$i");<br/>else<br/>printf("Non$i");