tcl Variables

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  • set varName ?value?
  • unset ?-nocomplain? ?--? ?varName varName varName?
  • puts $varName
  • puts [set varName]
  • variable varName
  • global varName ?varName varName?


  • Parameters enclosed within ?...? such as ?varName? represent optional arguments to a Tcl command.
  • Documentation: global, upvar

Got any tcl Question?