Search ('all' for everything):
Search results:
&pos — scanning position
&subject — subject of scanning
=s — match string in scanning
any — locate initial character
bal — locate balanced characters
find — find string
many — move scanning position
match — match initial string
move — move scanning position
pos — test scanning position
s ? expr — scan string
Span — span a set of characters
tab — set scanning position
upto — locate characters
v<–>v — exchange values reversibly
v<–x — assign value reversibly

Index of Function Types:
affects &pos
character sets
co-expressions
control structures
file processing
generators
infix operations
keywords
lists, sets and tables
math
metadata
output formatting
pattern matching
prefix operations
records
strings
windows and keyboards

Index of Subsystems:
base
digitcnt.icn
SNOBOL4 functions
basemath
dtor
 
convert degrees to radians
 
Description

r2 dtor(r1)
dtor(r1) produces the radian equivalent of r1 given in degrees.
 
Parameters
r1
an angle in degrees
returns
the angle in radians
 
Errors
102 r1 is not real
 
See Also
  • rtod — convert radians to degrees