<?php $a=5; echo $b='a'."<br/>"; echo $$b;

If the variable $a is equal to 5 and variable $b is equal to
character a, what’s the value of $$b?

Can anyone explain how's the value of $$b=100

Question Posted / annonymus

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Answer Posted / annonymus

<?php
$a=5;
echo $b='a'."<br/>";
echo $$b;

?>
output is neither 5 or 100,
it displays
a

but if you try this...
<?php
$user = 'bob';
$holder = 'user';
echo $$holder;
?>
answer becomes like this..
bob

try it....this really really confusing..anyone can give the
exact solution to this????

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