<?

if { [var number] > 0 } {
    if { [var exists foobar] } {
	puts "\[var get foobar\] = [var get foobar]\n"
	puts "\[var_qs get foobar\] = [var_qs get foobar]\n"
    }
    if { [var exists xst] } {
	puts "\[var exists xst\]\[var exists noxst\] = [var exists xst] [var exists noxst]\n"
	puts "\[var_qs exists xst\]\[var_qs exists noxst\] = [var_qs exists xst] [var_qs exists noxst]\n"
    }
    if { [var exists Más] } {
	puts "\[var get Más\] = [var get Más]\n"
    }
    if { [var exists lstvar1] } {
	puts "\[var get lstvar1\] = [var get lstvar1]\n"
    }
    if { [var exists lstvar2] } {
	puts "\[var list lstvar2\] = [var list lstvar2]\n"
    }
    puts "\[var get xst foo\] = [var get xst foo]"
} else {
    puts "\[var get xst\] = [var get xst]"
}

?>