Th Topic: input/output by accessing a variable

Topic: input/output by accessing a variable

topics > computer science > programming > Group: input/output

Topic:
communication port
Topic:
file input/output
Topic:
I/O streams
Topic:
persistent data structure
Topic:
programming with forms
Topic:
variable as function that accesses an object's value
Topic:
virtual memory

Summary

I/O can be performed through variable access. Variables may be identified with I/O channels or files, variables may reference virtual memory located on disk, or variables may reference data fields in reports or input forms. (cbb 5/80)

Subtopic: persistent data

Quote: declare data arrays on disk and access as a normal array [»ruhlRC11_1976]

Subtopic: input/output channels

Quote: c!v is the communication event 'output message v on channel c'; c?x for input [»hoarCA_1985]
Quote: assignments to OUTPUT in SNOBOL invoke a procedure with predetermined parameters [»hansDR5_1978a]
QuoteRef: cbb_1973 ;;2/16/74 output is also a variable eg $TTO = "to the house"
QuoteRef: seedH_1971 ;;72 fields are the memory locations [i.e. treats input fields as memory

Subtopic: annotated variables

QuoteRef: thorRC_1969 ;; x=? means print value of x
QuoteRef: thorRC_1969 ;; symbol t? for console input and output
QuoteRef: seedH_1971 ;;99 can specify fields are emptied after printing

Related Topics

Topic: communication port (40 items)
Topic: file input/output (21 items)
Topic: I/O streams (17 items)
Topic: persistent data structure (37 items)
Topic: programming with forms (26 items)
Topic: variable as function that accesses an object's value (21 items)
Topic: virtual memory
(32 items)