%rsstr() Function

@rsstr() function ("Reverse Substring") extracts a substring from a string with the given position and length. The difference with %sstr() function is  that the @rsstr() operates in the reverse order.

Syntax:

@sstr(string-expression, position-expression[, length-expression])

Examples:

@//    7654321

@rsstr('abcdefg',2,3) @// result: 'def'

@rsstr('abcdefg',3)   @// result: 'abcde'

@rsstr('abcdefg',1,1) @// result: 'g'

See %sstr(), @rsstr(), %sstra(), %sstral(), %sstrb(), %sstrbl()