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PHP Operators and Expressions

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
0.75
1.25
0.05

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$var1 = 3;
print $var = ++$var;

1
3
0
2

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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";

15
8
$z
1

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$a = 12;
--$a;
echo $a++;

11
error
10
12

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

# Hello world
Error
Hello world# Hello world
Hello world

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PHP Operators and Expressions
What will be the output of the following PHP code ?
define("GREETING", "PHP is a scripting language");
echo $GREETING;

$GREETING
PHP is a scripting language
GREETING
no output

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