write_n_chars
write_n_chars — writes characters from a buffer to a file.
Syntax
write_n_chars (file, buffer, nchars)
Arguments
- file
- A file pointer to the open
destination file for the characters.
- buffer
- The buffer that is the source of the
characters.
- nchars
- The number of characters to write.
Returns
The number of characters successfully written to the file.
Description
This function reads a given
number of characters from a buffer and writes them to an open
file.
Example
The following example writes the characters 'e', 'f', and 'g' to a file.
Gamma> fw = open("mywritencharsfile.dat", "w");
#<File:"mywritencharsfile.dat">
Gamma> buf = buffer (101, 102, 103, 104);
#{efgh}
Gamma> write_n_chars (fw, buf, 3);
3
Gamma>
