--- !ruby/object:RI::MethodDescription 
aliases: []

block_params: 
comment: 
- !ruby/struct:SM::Flow::P 
  body: Compares each entry in <em>enum</em> with <em>value</em> or passes to <em>block</em>. Returns the index for the first for which the evaluated value is non-false. If no object matches, returns <tt>nil</tt>
- !ruby/struct:SM::Flow::VERB 
  body: "   (1..10).find_index  {|i| i % 5 == 0 and i % 7 == 0 }   #=&gt; nil\n   (1..100).find_index {|i| i % 5 == 0 and i % 7 == 0 }   #=&gt; 34\n   (1..100).find_index(50)                                #=&gt; 49\n"
full_name: Enumerable#find_index
is_singleton: false
name: find_index
params: |
  enum.find_index(value)            => int or nil
  enum.find_index {| obj | block }  => int or nil

visibility: public