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What is the difference between $message and $$message ?
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Answer Posted / laxmikanta pradhan
$message is variable and $$message is variable variable i.e.
$message is a variable whereas $$message is a refrence
variable having the refrence of $message.
Ex. $message="hello";
$$message="world";
echo $hello; // prints world
echo ${$message} //prints world
| Is This Answer Correct ? | 3 Yes | 0 No |
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