diff options
Diffstat (limited to 'system/doc/reference_manual')
| -rw-r--r-- | system/doc/reference_manual/typespec.xml | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/system/doc/reference_manual/typespec.xml b/system/doc/reference_manual/typespec.xml index 4421529dda..ced584ed35 100644 --- a/system/doc/reference_manual/typespec.xml +++ b/system/doc/reference_manual/typespec.xml @@ -411,8 +411,8 @@ This is checked by the compiler and results in a compilation error if a violation is detected. </p> - <warning> - <p>In previous (pre-19) versions of Erlang, for fields without initial values, + <note> + <p>Before Erlang/OTP 19, for fields without initial values, the singleton type <c>'undefined'</c> was added to all declared types. In other words, the following two record declarations had identical effects:</p> @@ -428,7 +428,7 @@ This is no longer the case. If you require <c>'undefined'</c> in your record field type, you must explicitly add it to the typespec, as in the 2nd example. </p> - </warning> + </note> <p> Any record, containing type information or not, once defined, can be used as a type using the following syntax: |