System Variables

This contains a list of all quad variables and quad functions

System Variables
⎕ALX	Attention Latent Expression
⎕CT	Comparison Tolerance
⎕DM	Diagnostic Message (Read-only)
⎕ELX	Error Latent Expression
⎕FC	Format Control
⎕FEATURE	Feature Control
⎕FPC	Floating Point Control
⎕IC	Indeterminate Control
⎕IO	Index Origin
⎕LX	Latent Expression
⎕PP	Print Precision
⎕PR	Prompt Replacement
⎕PW	Print Width
⎕RL	Random Link
⎕SA	Stop Action
⎕WSID	Workspace Identifier

Niladic System Functions
⎕A	Uppercase English Alphabet
⎕AV	Atomic Vector
⎕EM	Event Message
⎕ET	Event Type
⎕LC	Line Counter
⎕NNAMES	Names of Open Native Files
⎕NNUMS	Tie Numbers of Open Native Files
⎕SYSID	System Identifier
⎕SYSVER	System Version
⎕TC	Terminal Control Characters
⎕TCBEL	Terminal Control Character, Bell
⎕TCBS	Terminal Control Character, Backspace
⎕TCESC	Terminal Control Character, Escape
⎕TCFF	Terminal Control Character, Form Feed
⎕TCHT	Terminal Control Character, Horizontal Tab
⎕TCLF	Terminal Control Character, Line Feed
⎕TCNL	Terminal Control Character, New Line
⎕TCNUL	Terminal Control Character, Null
⎕TS	Time Stamp
⎕WA	Workspace Available

Monadic or dyadic system functions "at" Attributes "cr" Canonical Representation "dl" Delay Execution "dr" Data Representation "ea" Execute Alternate "ec" Execute Controlled "error" Signal Error "es" Event Simulate "ex" Expunge Names "fmt" Format "fx" Function Fix "mf" Monitor Function "nappend" Append Data To An Open Native File "nc" Name Classification "ncreate" Create And Open A Native File "nerase" Erase An Open Native File "nl" Name List "nread" Read Data From An Open Native File "nrename" Rename An Open Native File "nreplace" Replace Data In An Open Native File "nresize" Resize An Open Native File "nsize" Get The Size Of An Open Native File "ntie" Open A Native File "nuntie" Close A Native File "tf" Transfer Form "ucs" Universal Character Set "vr" Vector Representation of a Function