$test = "example"; $temp = "test"; echo $temp // ou

What is the difference between $message and $$message ?

Question Posted / keshab

Answer Posted / keshab

$test = "example";
$temp = "test";

echo $temp // output is "test";
echo $$temp// output is "example";

thanks

Is This Answer Correct ?

1 Yes

4 No

Please Help Members By Posting Answers For Below Questions

Are php session secure?

987

What is difference between session and cookies in php?

903

What is the use of Mbstring?

915

Why do we use namespace in php?

879

Is PHP an open source software?

1001

How to read a file in binary mode?

1043

What new features php7 has in store for us?

943

Explain how to execute a php script using command line.

1094

Explain how can we increase the execution time of a php script?

938

How to copy a file?

1019

How to close a session properly?

916

What is the difference between file_get_contents() and file_put_contents() in php?

1107

Tell me is it possible to remove the html tags from data?

851

How do you call a constructor for a parent class?

843

Why namespace is used in php?

945