@main[]

$h[$.1{code}]
^if(def ^h._at[first]){yes}{no}

$o[^a::create[]]
^if(def ^reflection:method[$o.CLASS;test]){yes}{no}

$o[^b::create[]]
$o.CLASS_NAME

@CLASS
b

@create[]
$result[^a::create[]]

@CLASS
a

@create[]

@test[]