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PHP Operators and Expressions

PHP Operators and Expressions
What will be the output of the following PHP code ?
$x = 5;
{
echo "$x";
}

Error
0
5
Nothing

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PHP Operators and Expressions
The result of below two statements will be:Round(2.5)Round(-2.5)

3.5, -3.5
2.5, -2
3, -3
2, -2

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PHP Operators and Expressions
What will be the output of the following PHP code ?
echo "This"."was"."a"."bad"."idea";

Error
This, was, a, bad, idea
Thiswasabadidea
This was a bad idea

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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;

0.5
1
Error
0

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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;

World
Hello
HelloWorld
Hello World

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$var1 = 1 + ++5;
echo $var1;

6
error
no output
7

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