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Search results:
&pos — scanning position
=s — match string in scanning
move — move scanning position
s ? expr — scan string
tab — set scanning position

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
base — pattern matching, affects &pos
tab
 
set scanning position
 
Description

s tab(i)
tab(i) produces &subject[&pos:i] and assigns i to &pos, but fails if i is out of range. It reverses the assignment to &pos if it is resumed.
 
Parameters
i
the position we wish to move &pos to.
returns
&subject[&pos:i]
 
Errors
101 i not integer
 
See Also
  • move — move scanning position
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