@sstr Function

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@sstr() functions extracts a substring from a string with the given position and length.

Syntax:

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

Examples:

@sstr('abcdefg',2,3)  @// returns: 'bcd'

@sstr('abcdefg',2)    @// returns: 'bcdefg'

 

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