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PHP Operators and Expressions

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

redred
redredred
Error
red

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PHP Operators and Expressions
What will be the output of the following PHP code ?
class Constants{
define('MIN_VALUE', '0.0');
define('MAX_VALUE', '1.0');
public static function getMinValue() {
return self::MIN_VALUE;
}
public static function getMaxValue() {
return self::MAX_VALUE;
}
}
echo Constants::getMinValue();
echo Constants::getMaxValue();

ERROR
01
0.01.0
No output

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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);

true
1
false
error

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$a = 10;
$b = 4;
$c = fun(10,4);
function fun($a,$b) {
$b = 3;
return $a - $b + $b - $a;
}
echo $a;
echo $b;
echo $c;

4100
104
410
1400

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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;

0
1
2
Error

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$on_e = 1;
$tw_o = 2;
$thre_e = 3;
$fou_r = 4;
echo $on_e / $tw_o + $thre_e / $fou_r;

0.75
1.25
0.05
Error

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