instance method

Set#delete?

(A) -> self?

delete?(obj) → self or nil

static VALUE
set_i_delete_p(VALUE set, VALUE item)
{
    rb_check_frozen(set);
    if (set_table_delete(RSET_TABLE(set), (st_data_t *)&item)) {
        set_compact_after_delete(set);
        return set;
    }
    return Qnil;
}

Deletes the given object from the set and returns self. If the object is not in the set, returns nil.

See also #delete #delete_if #compare_by_identity? #difference also in 4.1 · 3.4 · 3.3 · 3.2 · 3.1 · 3.0

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