$undecided = 3.14;
print gettype( $undecided );
print " -- $undecided
";
settype( $undecided, string );
print gettype( $undecided );
print " -- $undecided
";
settype( $undecided, int );
print gettype( $undecided );
print " -- $undecided
";
settype( $undecided, double );
print gettype( $undecided );
print " -- $undecided
";
settype( $undecided, bool );
print gettype( $undecided );
print " -- $undecided
";
?>