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PHP Operators and Expressions

PHP Operators and Expressions
What will be the output of the following PHP code ?
define('IF', 42);
echo "IF: ", IF;

No output
IF:
ERROR
IF:42

ANSWER DOWNLOAD EXAMIANS APP

PHP Operators and Expressions
What will be the output of the following PHP code ?
$x = 5;
{
$x = 10;
echo "$x";
}
echo "$x";

105
510
error
1010

ANSWER DOWNLOAD EXAMIANS APP

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;

06
05
16
15

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$a = 10;
$b = 4;
$c = fun(10,4);
function fun($a,$b) {
$b = 3;
return $a - $b + $b - $a;
}
echo $a;
echo $b;
echo $c;

104
4100
410
1400

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$a = '12345';
print "qwe{$a}rty";

no output
qwe12345rty
qwe{$a}rty
error

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$y = 2;
if ($y-- == ++$y) {
echo $y;
}

3
1
no output
2

ANSWER DOWNLOAD EXAMIANS APP
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