Example for unnest(anyarray, anyarray) fails

The following documentation comment has been logged on the website:

Page: https://www.postgresql.org/docs/9.6/functions-array.html
Description:

~ $ psql
psql (11.2, server 9.6.14)
Type "help" for help.

ghowe=# select version();
version

---------------------------------------------------------------------------------------------------------------
PostgreSQL 9.6.14 on x86_64-apple-darwin14.5.0, compiled by Apple LLVM
version 7.0.0 (clang-700.1.76), 64-bit
(1 row)

ghowe=# select unnest(ARRAY[1,2],ARRAY['foo','bar','baz']);
ERROR: function unnest(integer[], text[]) does not exist
LINE 1: select unnest(ARRAY[1,2],ARRAY['foo','bar','baz'])
^
HINT: No function matches the given name and argument types. You might need
to add explicit type casts.