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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__;

__LINE__
2
ERROR
PHP is a scripting language

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$color1 = "red";
$color2 = "1";
$color3 = "grey";
echo "$color1" + "$color2" . "$color3";

red1grey
1grey
grey
0

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

error
1
true
false

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$x = 3, 4, 5, 6;
echo "$x";

4
6
Error
3

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PHP Operators and Expressions
What will be the output of the following PHP code ?
echo "Hello World"

Hello world in italics
Error
Hello world
Nothing

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$x = 5;
$y = 10;
function fun() {
$y = $GLOBALS['x'] + $GLOBALS['y'];
}
fun();
echo $y;

10
5
15
Error

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