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PHP Operators and Expressions

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

ERROR
__LINE__
2
PHP is a scripting language

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$y = 2;
if (**$y == 4) {
echo $y;
}

error at line2
2
no output
4

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$var1 = 1;
echo $var1 = ++$var1 % 2 + ++$var1;

0
2
3
1

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$one = "Hello";
$two = "World";
echo $one, $two;

World
Hello
Hello World
HelloWorld

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$i = 10;
$j = 0;
if ($i || ($j = $i + 10)) {
echo "true";
}
echo $j;

0
true20
20
true0

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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;

16
06
15
05

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