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author | Ingela Anderton Andin <[email protected]> | 2018-08-09 09:28:48 +0200 |
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committer | Ingela Anderton Andin <[email protected]> | 2018-08-09 09:28:48 +0200 |
commit | 2c19a6010e9576e1979216863b5f63ebe302bf69 (patch) | |
tree | a6b127e3647ecd67a19e55ade547f4d199349d91 /system | |
parent | d3eebb798cd0aac25f3b66e98aca3a0340017479 (diff) | |
parent | ca9f2fe073b587e70b5502c87be3eca6f72ddd57 (diff) | |
download | otp-2c19a6010e9576e1979216863b5f63ebe302bf69.tar.gz otp-2c19a6010e9576e1979216863b5f63ebe302bf69.tar.bz2 otp-2c19a6010e9576e1979216863b5f63ebe302bf69.zip |
Merge branch 'maint'
Diffstat (limited to 'system')
-rw-r--r-- | system/doc/reference_manual/expressions.xml | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/system/doc/reference_manual/expressions.xml b/system/doc/reference_manual/expressions.xml index 7eaa575f80..8bd4412762 100644 --- a/system/doc/reference_manual/expressions.xml +++ b/system/doc/reference_manual/expressions.xml @@ -567,6 +567,10 @@ Expr1 <input>op</input> Expr2</pre> order is defined:</p> <pre> number < atom < reference < fun < port < pid < tuple < map < nil < list < bit string</pre> + <p><c>nil</c> in the previous expression represents the empty list + (i.e. <c>[]</c>), which is regarded as a separate type from + <c>list/0</c>. That's why <c>nil < list</c>. + </p> <p>Lists are compared element by element. Tuples are ordered by size, two tuples with the same size are compared element by element.</p> |