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!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
--- !ruby/object:RI::MethodDescription
aliases: []
block_params:
comment:
- !ruby/struct:SM::Flow::P
body: Returns an array of every element in enum for which Pattern === element. If the optional block is supplied, each matching element is passed to it, and the block's result is stored in the output array.
- !ruby/struct:SM::Flow::VERB
body: " (1..100).grep 38..44 #=> [38, 39, 40, 41, 42, 43, 44]\n c = IO.constants\n c.grep(/SEEK/) #=> ["SEEK_END", "SEEK_SET", "SEEK_CUR"]\n res = c.grep(/SEEK/) {|v| IO.const_get(v) }\n res #=> [2, 0, 1]\n"
full_name: Enumerable#grep
is_singleton: false
name: grep
params: |
enum.grep(pattern) => array
enum.grep(pattern) {| obj | block } => array
visibility: public