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PHP Operators and Expressions

PHP Operators and Expressions
What will be the output of the following PHP code ?
$x = 4;
$y = 3$z = 1;
$z = $z + $x + $y;
echo "$z";

8
15
1
$z

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PHP Operators and Expressions
What will be the output of the following PHP code ?
function fun() {
$x = 0;
echo $x;
$x++;
}
fun();
fun();
fun();

000
123
012
111

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PHP Operators and Expressions
What will be the output of the following PHP code ?
define("NEW_GOOD_NAME_CONSTANT", "I have a value");
define("OLD_BAD_NAME_CONSTANT", NEW_GOOD_NAME_CONSTANT);
echo NEW_GOOD_NAME_CONSTANT;
echo OLD_BAD_NAME_CONSTANT;

I have a value
I have a valueI have a value
I have a valueNEW_GOO_NAME_CONSTANTS
ERROR

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PHP Operators and Expressions
What will be the output of the following PHP code ?
echo "This is India";

Error
This is
This is India
This is India

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$a = 'a';
print $a * 2;

2
192
error
0

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$a = 1;
$b = 1;
$d = 1;
print ++$a + ++$a+$a++;
print $a++ + ++$b;
print ++$d + $d++ + $a++;

368
742
869
error

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