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PHP Operators and Expressions

PHP Operators and Expressions
What will be the output of the following PHP code ?
print("this"."was"."a"."bad"."idea");

thiswasabadidea
error
nothing
this was a bad idea

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PHP Operators and Expressions
What will be the output of the following PHP code ?
class myObject { }
define('myObject::CONSTANT', 'test');
echo myObject::CONSTANT;

error
test
no output
myObject::CONSTANT

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$cars = array("Volvo", "BMW", "Toyota");
echo "My car is a {$cars[0]}";

My car is a Volvo
My car is a BMW
My car is a Toyota
Error

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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;

5
10
Error
15

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PHP Operators and Expressions
What will be the output of the following PHP code ?
echo "This", "was", "a", "bad", "idea";

This, was, a, bad, idea
Error
This was a bad idea
Thiswasabadidea

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PHP Operators and Expressions
What will be the output of the following PHP code ?
one = 1;
two = 2;
three = 3;
four = 4;
echo "one / two + three / four";

Error
0.05
0.75
1.25

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