Flowdock
method

filter

Importance_1
Ruby latest stable (v2_5_5) - 0 notes - Class: Hash
  • 1_8_6_287
  • 1_8_7_72
  • 1_8_7_330
  • 1_9_1_378
  • 1_9_2_180
  • 1_9_3_125
  • 1_9_3_392
  • 2_1_10
  • 2_2_9
  • 2_4_6
  • 2_5_5
  • 2_6_3 (0)
  • What's this?

Method not available on this version

This method is only available on newer versions. The first available version of the method is shown here.

filter() public

Returns a new hash consisting of entries for which the block returns true.

If no block is given, an enumerator is returned instead.

h = { "a" => 100, "b" => 200, "c" => 300 }
h.select {|k,v| k > "a"}  #=> {"b" => 200, "c" => 300}
h.select {|k,v| v < 200}  #=> {"a" => 100}

Hash#filter is an alias for Hash#select.

Show source
Register or log in to add new notes.