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PHP Operators and Expressions

PHP Operators and Expressions
What will be the output of the following PHP code ?
$i = 1;
if ($i++ && ($i == 1))
printf("Yesn$i");
else
printf("Non$i");

Yes 2
No 2
Yes 1
No 1

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$color1 = "red";
$color2 = "green";
echo "$color1" . "$color2";

redgreen
red green
green
red

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

one
nothing
error
onetwo

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

Nothing
Hello World
Missing semicolon error
Error

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$a = "$winner";
$b = "$looser";
echo $a, $b;

$looser
\
$winner$looser
$looser

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$var1 = 1;
echo $var1 = ++$var1 % 2 + ++$var1;

0
3
2
1

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