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PHP Operators and Expressions

PHP Operators and Expressions
What will be the output of the following PHP code ?
$a = 1;
$b = 1;
$d = 1;
print ++$a + ++$a+$a++;
print $a++ + ++$b;
print ++$d + $d++ + $a++;

368
742
869
error

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

Missing semicolon error
Hello World
Error
Nothing

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

ERROR
__LINE__
2
PHP is a scripting language

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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
no output
PHP is a scripting language
$GREETING

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

0
1
no output
error

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

Nothing
0
True
Error

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