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PHP Operators and Expressions

PHP Operators and Expressions
What will be the output of the following PHP code ?
$hello = "Hello World";
$bye = "Bye";
echo $hello;
"$bye";

Hello World
Bye
Hello worldBye
Error

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$a = '12345';
echo 'qwe{$a}rty';

qwe12345rty
error
qwe{$a}rty
no output

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PHP Operators and Expressions
What will be the output of the following PHP code ?
echo "echo "Hello World"";

Error
echo “Hello world”
echo Hello world
Hello world

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PHP Operators and Expressions
The result of both the below expressions in PHP will be same:1) 3+4*22) (3+4)*2

FALSE
TRUE

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$i = 10;
$j = 0;
if ($i || ($j = $i + 10)) {
echo "true";
}
echo $j;

true20
0
true0
20

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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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