Pasted

### EmptyVar.tcl 1.0.0 MfFd8Fqd
 
#LICENSE
# Copyright © 2013 Alberto Dietze "DoctorD90"
#
#    This program is free software: you can redistribute it and/or modify
#    it under the terms of the GNU General Public License as published by
#    the Free Software Foundation, either version 3 of the License, or
#    (at your option) any later version.
#
#    This program is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU General Public License for more details.
#
#    You should have received a copy of the GNU General Public License
#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
#
# Full GPLv3 Text: http://www.gnu.org/licenses/gpl.txt
 
proc nullstring {var} {
  if {![string length [string trim $var]]} {
  } else {
    return 1
  }
    return 0
}
 
proc nulllist {var} {
  if {![llength $var]} {
    return 1
  } else {
    return 0
  }
}
 
###
putlog "EmptyVar.tcl LOADED"