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PHP Operators and Expressions

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

error
192
0
2

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

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$x = 10;
$y = 4;
$z = 3;
echo $x % $y % $z;

Error
2
1
0

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

012
Nothing
123
Error

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

Error
4.5
7
3.5

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PHP Operators and Expressions
What will be the output of the following PHP code ?
int $one = 1;
echo "$one";

Error
0
$one
1

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