aboutsummaryrefslogtreecommitdiffstats
path: root/system
diff options
context:
space:
mode:
Diffstat (limited to 'system')
-rw-r--r--system/doc/reference_manual/code_loading.xml4
-rw-r--r--system/doc/reference_manual/expressions.xml10
2 files changed, 9 insertions, 5 deletions
diff --git a/system/doc/reference_manual/code_loading.xml b/system/doc/reference_manual/code_loading.xml
index f56e1ff408..3ea72a4057 100644
--- a/system/doc/reference_manual/code_loading.xml
+++ b/system/doc/reference_manual/code_loading.xml
@@ -112,8 +112,8 @@ loop() ->
<c>code_switch</c> to it. The process then will make a fully
qualified call to <c>m:loop()</c> and change to current code.
Note that <c>m:loop/0</c> must be exported.</p>
- <p>For code replacement of funs to work, the tuple syntax
- <c>{Module,FunctionName}</c> must be used to represent the fun.</p>
+ <p>For code replacement of funs to work, the syntax
+ <c>fun Module:FunctionName/Arity</c> should be used.</p>
</section>
<section>
diff --git a/system/doc/reference_manual/expressions.xml b/system/doc/reference_manual/expressions.xml
index c24b1110a4..43d46d87cc 100644
--- a/system/doc/reference_manual/expressions.xml
+++ b/system/doc/reference_manual/expressions.xml
@@ -993,15 +993,19 @@ fun Module:Name/Arity</pre>
<pre>
fun (Arg1,...,ArgN) -> Name(Arg1,...,ArgN) end</pre>
<p>In <c>Module:Name/Arity</c>, <c>Module</c> and <c>Name</c> are atoms
- and <c>Arity</c> is an integer.
+ and <c>Arity</c> is an integer. Starting from the R15 release,
+ <c>Module</c>, <c>Name</c>, and <c>Arity</c> may also be variables.
A fun defined in this way will refer to the function <c>Name</c>
- with arity <c>Arity</c> in the <em>latest</em> version of module <c>Module</c>.
+ with arity <c>Arity</c> in the <em>latest</em> version of module
+ <c>Module</c>. A fun defined in this way will not be dependent on
+ the code for module in which it is defined.
</p>
<p>When applied to a number N of arguments, a tuple
<c>{Module,FunctionName}</c> is interpreted as a fun, referring
to the function <c>FunctionName</c> with arity N in the module
<c>Module</c>. The function must be exported.
- <em>This usage is deprecated.</em>
+ <em>This usage is deprecated.</em> Use <c>fun Module:Name/Arity</c>
+ instead.
See <seealso marker="#calls">Function Calls</seealso> for an example.</p>
<p>More examples can be found in <em>Programming Examples</em>.</p>
</section>