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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 $var = ++$var;

3
1
2
0

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$var1 = 0;
$var1 = ($var1 + 5)++;
echo $var1;

7
6
5
error

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$one = "Hello";
$two = "World";
echo $one, $two;

HelloWorld
Hello World
Hello
World

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$a = '4';
print + + $a;

no output
5
error
0

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$x = 4;
$y = 3;
$z = 1;
echo "$x = $x + $y + $z";

8
4 = 4 + 3 + 1
8 = 4 + 3 +1
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;

$winner/$looser
/
/$looser
$looser

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