Le 04/12/2014 01:41, T Lee Davidson a écrit : > http://gambaswiki.org/wiki/comp/gb/string[]/extract says: > > [edited-quote] > Function Extract (Start As Integer [, Length As Integer ]) As String[] > > If Length is negative, then Length elements counting backwards from the > specified Start are removed. > [/edited-quote] > > But this does not appear to be the manner in which it behaves. (I am > also unsure what "counting backwards" means. Would that be toward the > beginning or the end of the array?) > > Public Sub Main() > Dim myStrings As String[] = ["s1", "s2", "s3", "s4", "s5", "s6", "s7"] > Dim sString As String > > myStrings = myStrings.Extract(2, -1) > Print "Number of extracted elements: " & myStrings.Count > For Each sString In myStrings > Print sString > Next > End > > produces: > Number of extracted elements: 5 > s3 > s4 > s5 > s6 > s7 > > Obviously, "myStrings.Extract(2, -1)" extracted all elements from the > specified Start to the end of the array, not just one element from the > specified Start. > > "myStrings.Extract(2, -2)" gives an "Out of bounds" error. > > So, I guess my question should be, what is the intended behavior? > >
The doc is false. -1 means all elements until the end, and other negative values have no meaning. Regards, -- Benoît Minisini ------------------------------------------------------------------------------ Download BIRT iHub F-Type - The Free Enterprise-Grade BIRT Server from Actuate! Instantly Supercharge Your Business Reports and Dashboards with Interactivity, Sharing, Native Excel Exports, App Integration & more Get technology previously reserved for billion-dollar corporations, FREE http://pubads.g.doubleclick.net/gampad/clk?id=164703151&iu=/4140/ostg.clktrk _______________________________________________ Gambas-user mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/gambas-user
