Re: How do I access a local variable?

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On Mon, Apr 20, 2009 at 12:54:27AM +0100, abdulazeez alugo wrote:

> 
> Hi guys,
> 
> I have a function inside which I set alocal variable to store a result. Can I access this variable in another function? if yes then how?
> 
> function tbl1($entrytitle, $entrytext)
> 
> {
> 
> global $conn;
> 
> $result= mysql_query("INSERT INTO tbl1(tbl1_id, title, text)
> 
>      VALUES('NULL', '$entrytitle', '$entrytext')", $conn);
> 
>      $tbl_id=mysql_insert_id($conn);// this is the local variable I'm setting to get the last auto increment id
> 
> } 
> 
>  
> 
> Now I wish to access that variable in another function thus:
> 
> function tbl2($name, $entrytitle, $entrytext)
> 
> {
> 
> global $conn;
> 
> $result =mysql_query("INSERT INTO tbl2(tbl1_id, name, title, text)
> 
>                                VALUES('$tbl1_id', '$name', '$entrytitle', '$entrytext' )", $Conn); 
> 
> }
> 
>  
> 
> Or is there a better way to store the variable?

If a variable is local to a function, there is no way to access that
variable outside that function. You can pass it back as a return value
from the original function, or make it global (not advised) to make it
visible in other functions.

Paul

-- 
Paul M. Foster

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