What is the difference between $message and $$message?
$message is a variable and it’s name is “$message”. But $$message is a variable of a variable, in which it is referred by the value of the $message variable itself.
What is the difference between $message and $$message?
$message is a variable and it’s name is “$message”. But $$message is a variable of a variable, in which it is referred by the value of the $message variable itself.