Toggling 2 vars deleting 1 character

$var1 = "hello";
$var2 = "world";


/**/
echo $var1;
/*/
echo $var2;
/**/
// print "hello"

Deleting one star...

/*/
echo $var1;
/*/
echo $var2;
/**/
// print "world"

Retrieved from http://www.playterm.org/r/clever-code-toggling-1340621119