Special Variables

itcl::library

Name of directory containing library of [incr Tcl] scripts; can be set using ITCL_LIBRARY environment variable

itcl::patchLevel

Current patch level of [incr Tcl]

itcl::purist

When 0, enables backward-compatibility mode for Tk widget access

itcl::version

Current revision level of [incr Tcl]

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