¿Qué son los archivos Ruby?abrir modos y opciones?
El File.open
de Ruby toma modos y opciones como argumentos. ¿Dónde puedo encontrar una lista completa de modos y opciones?
157
Author: Anthony Mastrean, 2010-09-10
2 answers
En Documentación del módulo Ruby IO, supongo.
Mode | Meaning
-----+--------------------------------------------------------
"r" | Read-only, starts at beginning of file (default mode).
-----+--------------------------------------------------------
"r+" | Read-write, starts at beginning of file.
-----+--------------------------------------------------------
"w" | Write-only, truncates existing file
| to zero length or creates a new file for writing.
-----+--------------------------------------------------------
"w+" | Read-write, truncates existing file to zero length
| or creates a new file for reading and writing.
-----+--------------------------------------------------------
"a" | Write-only, starts at end of file if file exists,
| otherwise creates a new file for writing.
-----+--------------------------------------------------------
"a+" | Read-write, starts at end of file if file exists,
| otherwise creates a new file for reading and
| writing.
-----+--------------------------------------------------------
"b" | Binary file mode (may appear with
| any of the key letters listed above).
| Suppresses EOL <-> CRLF conversion on Windows. And
| sets external encoding to ASCII-8BIT unless explicitly
| specified.
-----+--------------------------------------------------------
"t" | Text file mode (may appear with
| any of the key letters listed above except "b").
326
Author: Daniel O'Hara,
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2016-04-23 21:46:07
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2016-04-23 21:46:07
opt
es nuevo para ruby 1.9. Las diversas opciones están documentadas en IO.new
: www.ruby-doc.org/core/IO.html
6
Author: Shadwell,
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2013-02-06 09:12:52
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2013-02-06 09:12:52