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Diffstat (limited to 'lib/stdlib/doc/src/io.xml')
| -rw-r--r-- | lib/stdlib/doc/src/io.xml | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/lib/stdlib/doc/src/io.xml b/lib/stdlib/doc/src/io.xml index a1c467ca1c..2a25163e3a 100644 --- a/lib/stdlib/doc/src/io.xml +++ b/lib/stdlib/doc/src/io.xml @@ -1157,6 +1157,15 @@ enter><input>1.0er.</input> <p>This option is supported by the standard shell (<c>group.erl</c>), the 'oldshell' (<c>user.erl</c>), and the file I/O servers.</p> + <note> + Since OTP 26 <c>user.erl</c> has been deprecated, all I/O is now passed + through <c>group.erl</c>. I/O defaults to unicode if its supported, otherwise + latin1 (0-127), all text is however converted to unicode as an intermediate + representation. This means that 128-255 will be converted to unicode. + If you have an escript that sends raw bytes on standard_io, those bytes + will be translated to unicode and then back to latin1. + To avoid this, set the encoding to latin1. + </note> </item> <tag><c>{echo, boolean()}</c></tag> <item> |