Preview Ruby 4.1 is a preview. It can change before the final release. Switch to Ruby 4.0 →

class method

Struct.members

() -> ::Array[::Symbol]

StructClass::members → array_of_symbols

static VALUE
rb_struct_s_members_m(VALUE klass)
{
    VALUE members = rb_struct_s_members(klass);

    return rb_ary_dup(members);
}

Returns the member names of the Struct descendant as an array:

Example

Customer = Struct.new(:name, :address, :zip)
Customer.members # => [:name, :address, :zip]

See also #members .keyword_init? .new #== also in 4.0 · 3.4 · 3.3 · 3.2 · 3.1