Struct Length

expr/builtins/list_map.go:21–21

len length of array types len([1,2,3]) => 3, true len(not_a_field) => -- NilInt, false

//    len(not_a_field)   =>  -- NilInt, false
//
type Length struct{}

// Type is IntType
func (m *Length) Type() value.ValueType { return value.IntType }