11.3.91 get_code/[1,2] [ISO]

Synopsis

get_code(-Code)

get_code(+Stream, -Code)

Unifies Code with the next code from Stream or with -1 if there are no more characters.

Arguments

Stream

stream_object, must be ground

Valid input text stream, defaults to the current input stream.

Code

code or -1

Exceptions

Stream errors (see ref-iou-sfh-est), plus:

existence_error

Trying to read beyond end of Stream

See Also

ref-iou-cin.