PetscFileMode#
Access mode for a file.
Synopsis#
typedef enum {
FILE_MODE_UNDEFINED = -1,
FILE_MODE_READ = 0,
FILE_MODE_WRITE,
FILE_MODE_APPEND,
FILE_MODE_UPDATE,
FILE_MODE_APPEND_UPDATE
} PetscFileMode;
`FILE_MODE_UNDEFINED` - initial invalid value
`FILE_MODE_READ` - open a file at its beginning for reading
`FILE_MODE_WRITE` - open a file at its beginning for writing (will create if the file does not exist)
`FILE_MODE_APPEND` - open a file at end for writing
`FILE_MODE_UPDATE` - open a file for updating, meaning for reading and writing
`FILE_MODE_APPEND_UPDATE` - open a file for updating, meaning for reading and writing, at the end
See Also#
Level#
beginner
Location#
Examples#
src/sys/classes/viewer/tutorials/ex1.c.html
src/sys/classes/viewer/tutorials/ex1f90.F90.html
src/sys/tutorials/ex5.c.html
src/sys/tutorials/ex5f90.F90.html
src/vec/vec/tutorials/ex10.c.html
src/vec/vec/tutorials/ex19.c.html
src/vec/vec/tutorials/ex5.c.html
src/vec/vec/tutorials/ex5f.F90.html
src/vec/vec/tutorials/ex6.c.html
src/vec/vec/tutorials/ex6f.F90.html
src/mat/tutorials/ex1.c.html
Index of all Sys routines
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Index of all manual pages