diff options
Diffstat (limited to 'system/doc')
| -rw-r--r-- | system/doc/reference_manual/expressions.xml | 12 | ||||
| -rw-r--r-- | system/doc/tutorial/example.xmlsrc | 6 |
2 files changed, 13 insertions, 5 deletions
diff --git a/system/doc/reference_manual/expressions.xml b/system/doc/reference_manual/expressions.xml index 668a51d6bc..893398b71b 100644 --- a/system/doc/reference_manual/expressions.xml +++ b/system/doc/reference_manual/expressions.xml @@ -568,10 +568,14 @@ Expr1 <input>op</input> Expr2</pre> <p>The arguments can be of different data types. The following order is defined:</p> <pre> -number < atom < reference < fun < port < pid < tuple < list < bit string</pre> +number < atom < reference < fun < port < pid < tuple < map < nil < list < bit string</pre> <p>Lists are compared element by element. Tuples are ordered by size, two tuples with the same size are compared element by element.</p> + <p>Maps are ordered by size, two maps with the same size are compared by keys in + ascending term order and then by values in key order. + In maps key order integers types are considered less than floats types. + </p> <p>When comparing an integer to a float, the term with the lesser precision is converted into the type of the other term, unless the operator is one of <c>=:=</c> or <c>=/=</c>. A float is more precise than @@ -591,7 +595,11 @@ true 2> <input>1=:=1.0.</input> false 3> <input>1 > a.</input> -false</pre> +false +4> <input>#{c => 3} > #{a => 1, b => 2}.</input> +false +4> <input>#{a => 1, b => 2} == #{a => 1.0, b => 2.0}.</input> +true</pre> </section> <section> diff --git a/system/doc/tutorial/example.xmlsrc b/system/doc/tutorial/example.xmlsrc index d49c7fe88c..91f09ec522 100644 --- a/system/doc/tutorial/example.xmlsrc +++ b/system/doc/tutorial/example.xmlsrc @@ -11,7 +11,7 @@ Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at - + http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software @@ -19,7 +19,7 @@ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. - + </legalnotice> <title>Problem Example</title> @@ -39,7 +39,7 @@ <codeinclude file="complex.c" tag="" type="none"></codeinclude> <p>The functions are deliberately kept as simple as possible, for readability reasons.</p> - <p>From an Erlang perspektive, it is preferable to be able to call + <p>From an Erlang perspective, it is preferable to be able to call <c>foo</c> and <c>bar</c> without having to bother about that they are C functions:</p> <pre> |