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PHP Operators and Expressions

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

5
error
4
3

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$a = 0x6db7;
print $a<<6;

no output
1797568
0x6dc0
error

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PHP Operators and Expressions
What will be the output of the following PHP code ?
echo 5 * 9 / 3 + 9;

24
3.85
0
3.7

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

red
$color
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();

0.01.0
01
ERROR
No output

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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
1
$one

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