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variable declaration only Posted by neo (The Architect), 2 May 2005 How do I just declare a variable in TCL?or at least how do I weed out null "{}" entries from a list? I needed to create a list so I did an Code:
but this gives it a null entry i think. Is there any other way tp do this. I can't do a Code:
Posted by admin (Graham Ellis), 2 May 2005 All variables in Tcl contain strings (slight exception - arrays contain one or more strings). If you want to remove empty strings from a list, try something likeCode:
Testing .... earth-wind-and-fire:~/may05 grahamellis$ tclsh wi tom {} dick {} {} harry {} tom dick harry earth-wind-and-fire:~/may05 grahamellis$ Yes, that works Posted by neo (The Architect), 3 May 2005 Thanks a lot for that. It works now.I have another query though. I've posted it here http://www.wellho.net/cgi-bin/opentalk/YaBB.pl?board=tcl;action=display;num=1115113410 This page is a thread posted to the opentalk forum
at www.opentalk.org.uk and
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