Varkon MBS Programmers manual

substr - Function

Description

Creates a new (sub-) string by copying one or more characters from an existing string.

Syntax

  s2:=substr(s1, start, count);

  string s2;
  string s1;
  int    start;
  int    count;

Principal parameters

s1	- The original string.
start	- Position of first character to copy, 1<= start <=132.

Optional parameters

count

- Number of characters to copy, default is the rest of the string.

Return value

A STRING value equal to the new string.

Examples

  s2:=substr("ABCDE",2,3);   ! Equal to s2:="BCD";

  s2:=substr("ABCDE",4,1);   ! Equal to s2:="D";

  s2:=substr("ABCDE",3);     ! Equal to s2:="CDE";

  s2:=substr("ABCDE",1);     ! Equal to s2:="ABCDE";

Varkon 1.19D svn # 120M