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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
GREETING
no output
PHP is a scripting language

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$auth = 1;
$status = 1;
if ($result = (($auth == 1) && ($status != 0))) {
print "result is $result";
}

result is 1
no output
result is true
error

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PHP Operators and Expressions
What will be the output of the following PHP code ?

Missing semicolon error
Hello World
Nothing
Error

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

IF:
No output
ERROR
IF:42

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$x = 4;
$y = 3;
function fun($x = 3, $y = 4) {
$z = $x+$y/$y+$x;
echo "$z";
}
echo $x;
echo $y;
echo $z;
fun($x, $y);

43
349
439
943

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PHP Operators and Expressions
What will be the output of the following PHP code ?
< ? php < ? php echo "Hello world"; ? > ? >

Hello world
Hello
Error
Nothing

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