// this is main
$foo = 'bar';

function test() {
  global $foo;
  echo "foo is $foo<br>";

function test2() {
  echo "foo is {$GLOBALS['foo']}<br>";


> Some have eluded to this but I haven't seen a working 
> example.  I would like
> to declare globals in my main script and then inside 
> functions that need
> these globals just somehow use the $GLOBALS or something to 
> declare the
> variables global in the function.

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