Method: Enumerable#include?

Defined in:
enum.c

#include?(obj) ⇒ Boolean #member?(obj) ⇒ Boolean

Returns true if any member of enum equals obj. Equality is tested using ==.

IO.constants.include? :SEEK_SET          #=> true
IO.constants.include? :SEEK_NO_FURTHER   #=> false

Overloads:

  • #include?(obj) ⇒ Boolean

    Returns:

    • (Boolean)
  • #member?(obj) ⇒ Boolean

    Returns:

    • (Boolean) 


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# File 'enum.c', line 1689

static VALUE
enum_member(VALUE obj, VALUE val)
{
    NODE *memo = NEW_MEMO(val, Qfalse, 0);

    rb_block_call(obj, id_each, 0, 0, member_i, (VALUE)memo);
    return memo->u2.value;
}