Creates a new blob containing the data from the specified file.
The filename is passed directly to the system on all platforms,
except on Windows, where the filename is interpreted as UTF-8.
Only if the filename is not valid UTF-8, it will be interpreted
according to the system codepage.
Creates a new blob containing the data from the specified file.
The filename is passed directly to the system on all platforms, except on Windows, where the filename is interpreted as UTF-8. Only if the filename is not valid UTF-8, it will be interpreted according to the system codepage.