strsubk
strsubk —
Extract a substring
Description
Return a substring of the source string. strsubk runs both at init and
performance time.
Syntax
Sdst strsubk Ssrc, kstart, kend
Performance
kstart
-- start position in Ssrc, counting from 0.
A negative value means the end of the string.
kend
-- end position in Ssrc, counting from 0.
A negative value means the end of the string. If kend is less than
kstart, the output is reversed.
Credits
Author: Istvan Varga |
2006 |