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-rw-r--r--lib/stdlib/doc/src/timer.xml8
1 files changed, 7 insertions, 1 deletions
diff --git a/lib/stdlib/doc/src/timer.xml b/lib/stdlib/doc/src/timer.xml
index cae655f801..0baeff1db3 100644
--- a/lib/stdlib/doc/src/timer.xml
+++ b/lib/stdlib/doc/src/timer.xml
@@ -203,6 +203,7 @@
<func>
<name>tc(Module, Function, Arguments) -> {Time, Value}</name>
<name>tc(Fun, Arguments) -> {Time, Value}</name>
+ <name>tc(Fun) -> {Time, Value}</name>
<fsummary>Measure the real time it takes to evaluate <c>apply(Module,
Function, Arguments)</c> or <c>apply(Fun, Arguments)</c></fsummary>
<type>
@@ -218,7 +219,7 @@
<tag><c>tc/3</c></tag>
<item>
<p>Evaluates <c>apply(Module, Function, Arguments)</c> and measures
- the elapsed real time as reported by <c>now/0</c>.
+ the elapsed real time as reported by <c>os:timestamp/0</c>.
Returns <c>{Time, Value}</c>, where
<c>Time</c> is the elapsed real time in <em>microseconds</em>,
and <c>Value</c> is what is returned from the apply.</p>
@@ -228,6 +229,11 @@
<p>Evaluates <c>apply(Fun, Arguments)</c>. Otherwise works
like <c>tc/3</c>.</p>
</item>
+ <tag><c>tc/1</c></tag>
+ <item>
+ <p>Evaluates <c>Fun()</c>. Otherwise works like <c>tc/2</c>.</p>
+ </item>
+
</taglist>
</desc>
</func>