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instance method

Hash#compare_by_identity?

() -> bool

compare_by_identity? → true or false

VALUE
rb_hash_compare_by_id_p(VALUE hash)
{
    return RBOOL(RHASH_IDENTHASH_P(hash));
}

Returns whether compare_by_identity has been called:

Example

h = {}
h.compare_by_identity? # => false
h.compare_by_identity
h.compare_by_identity? # => true

See also #compare_by_identity #default #compact! #default= also in 4.0 · 3.4 · 3.3 · 3.2 · 3.1 · 3.0