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author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2018-02-23 02:18:52 +0000 |
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committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2018-02-23 02:18:52 +0000 |
commit | 96db72ce38b27799dd8e80ca00696e41234db6ba (patch) | |
tree | 4c210692772faf26ed8ddac746dc79aec0240e2d /hash.c | |
parent | b9d01e225723b3dfb6e18d0dcb790c20fef78d63 (diff) |
[DOC] missing docs at toplevel
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62544 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'hash.c')
-rw-r--r-- | hash.c | 13 |
1 files changed, 13 insertions, 0 deletions
@@ -3186,6 +3186,19 @@ hash_proc_call(VALUE key, VALUE hash, int argc, const VALUE *argv, VALUE passed_ return rb_hash_aref(hash, *argv); } +/* + * call-seq: + * hash.to_proc -> proc + * + * Returns a Proc which maps keys to values. + * + * h = {a:1, b:2} + * hp = h.to_proc + * hp.call(:a) #=> 1 + * hp.call(:b) #=> 2 + * hp.call(:c) #=> nil + * [:a, :b, :c].map(&h) #=> [1, 2, nil] + */ static VALUE rb_hash_to_proc(VALUE hash) { |