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PHP Operators and Expressions

PHP Operators and Expressions
What will be the output of the following PHP code ?
var $one = 1;
var $two = 2;
echo $one / $two * $one / $two * $two;

1
0
0.5
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';

qwe{$a}rty
error
qwe12345rty
no output

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$color1 = "1";
$color2 = "1";
echo "$color1" + "$color2";

11
0
1
2

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

Nothing
Error
Hello World
Missing semicolon error

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$b = 1;
$c = 4;
$a = 5;
$d = $b + $c == $a;
print $d;

0
1
5
10

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PHP Operators and Expressions
What will be the output of the following PHP code ?
print("this"."was"."a"."bad"."idea");

this was a bad idea
thiswasabadidea
nothing
error

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