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PHP Operators and Expressions

PHP Operators and Expressions
What will be the output of the following PHP code ?
echo 5 * 9 / 3 + 9;

3.7
24
3.85
0

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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";

green
red green
red
redgreen

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

red red
error
red
nothing

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PHP Operators and Expressions
What will be the output of the following PHP code ?
print "echo hello world";

hello world
nothing
error
echo hello world

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

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

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$y = 2;
$w = 4;
$y *= $w /= $y;
echo $y, $w;

44
82
42
80.5

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