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PHP Operators and Expressions

PHP Operators and Expressions
What will be the output of the following PHP code ?
define("GREETING", "PHP is a scripting language");
echo $GREETING;

$GREETING
no output
PHP is a scripting language
GREETING

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$x = 5;
$y = 10;
function fun() {
$GLOBALS['y'] = $GLOBALS['x'] + $GLOBALS['y'];
}
fun();
echo $y;

Error
15
5
10

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$i = 5;
while (--$i > 0) {
$i++;
print $i;
print "hello";
}

no output
5hello5hello5hello5hello5hello…..infinite
error
4hello4hello4hello4hello4hello…..infinite

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$a = 5;
$b = -7;
$c =0;
$d = ++$a && ++$b || ++$c;
print $d;
print $a;
print $a;

05
06
16
15

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$color = red;
echo "$color" . red ;

red
error
nothing
red red

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$x = 30;
$y = 20;
$z = 10;
echo $x + $y - $z / ($z - $y);

-4
51
-5
41

ANSWER DOWNLOAD EXAMIANS APP
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