End of Life Ruby 3.1 has reached end of life and gets no more fixes. Switch to Ruby 4.0 →
instance method
Array#bsearch
array.bsearch {|element| ... } → object
array.bsearch → new_enumerator
array.c
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static VALUE
rb_ary_bsearch(VALUE ary)
{
VALUE index_result = rb_ary_bsearch_index(ary);
if (FIXNUM_P(index_result)) {
return rb_ary_entry(ary, FIX2LONG(index_result));
}
return index_result;
}
Returns an element from self selected by a binary search.
See Binary Searching.