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-rw-r--r--erts/doc/src/erl_ext_dist.xml8
1 files changed, 5 insertions, 3 deletions
diff --git a/erts/doc/src/erl_ext_dist.xml b/erts/doc/src/erl_ext_dist.xml
index ca55c6233c..4721747097 100644
--- a/erts/doc/src/erl_ext_dist.xml
+++ b/erts/doc/src/erl_ext_dist.xml
@@ -367,8 +367,9 @@
</row>
<tcaption>FLOAT_EXT</tcaption></table>
<p>
- A float is stored in string format. The format used in sprintf to
- format the float is "%.20e"
+ A finite float (i.e. not inf, -inf or NaN) is stored in
+ string format. The format used in sprintf to format the
+ float is "%.20e"
(there are more bytes allocated than necessary).
To unpack the float, use sscanf with format "%lf".
</p>
@@ -983,7 +984,8 @@
</row>
<tcaption>NEW_FLOAT_EXT</tcaption></table>
<p>
- A float is stored as 8 bytes in big-endian IEEE format.
+ A finite float (i.e. not inf, -inf or NaN) is stored as 8 bytes
+ in big-endian IEEE format.
</p>
<p>
This term is used in minor version 1 of the external format.