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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
PHP is a scripting language
2
__LINE__

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

qwe12345rty
error
qwe{$a}rty
no output

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

no output
1234567891011121314….infinitely
01234567891011121314…infinitely
error

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$one = 1;
print($one);
print $one;

10
11
01
Error

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

Error
0
1
2

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

2
1
0
no output

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