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PHP Operators and Expressions

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

82
80.5
44
42

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

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

0
3.7
3.85
24

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$one = "one";
$two = "two";
print($one$two);

onetwo
one
error
nothing

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PHP Operators and Expressions
What will be the output of the following PHP code ?
int $one = 1;
echo "$one";

1
$one
Error
0

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$color1 = "red";
$color2 = "1";
$color3 = "grey";
echo "$color1" + "$color2" . "$color3";

red1grey
1grey
0
grey

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