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| -rw-r--r-- | yaml.html.markdown | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/yaml.html.markdown b/yaml.html.markdown index ab0f9d55..d51b2147 100644 --- a/yaml.html.markdown +++ b/yaml.html.markdown @@ -121,6 +121,10 @@ other_anchor: *anchor_name base: &base name: Everyone has same name +# The regexp << is called Merge Key Language-Independent Type. It is is used to +# indicate that all the keys of one or more specified maps should be inserted +# into the current map. + foo: &foo <<: *base age: 10 |