Fix documentation for ARGF.inplace_mode{,=}
The value affects the name of the backup file created, not the name of the file modified (as the file is modified in place).
Fixes [Bug #18920]
Fix documentation for ARGF.inplace_mode{,=}
The value affects the name of the backup file created, not the
name of the file modified (as the file is modified in place).
Fixes [Bug #18920]