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PHP Operators and Expressions

PHP Operators and Expressions
What will be the output of the following PHP code ?
$color = "red";
$color = "green";
echo "$color";

green
red green
red
error

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$a = 5;
$b = -7;
$c =0;
$d = ++$a && ++$b || ++$c;
print $d;
print $a;
print $a;

15
16
06
05

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$y = 2;
$w = 4;
$y *= $w /= $y;
echo $y, $w;

80.5
44
82
42

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$one = 1;
print($one);
print $one;

Error
11
01
10

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PHP Operators and Expressions
Ceil(-2.1) would be

-3
2
-2
3

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PHP Operators and Expressions
What will be the output of the following PHP code ?

Hello World
Error
Nothing
Missing semicolon error

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