DocumentationMathematicaBuilt-in FunctionsInput and OutputFile Output
expr >>> filename appends expr to a file.
PutAppend[, , ... , "filename"] appends a sequence of expressions to a file.
PutAppend works the same as Put, except that it adds output to the end of the file, rather than replacing the complete contents of the file.
See Section 1.11.1 and Section 2.12.1.
See also: Write.
New in Version 1.