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Annotation of micropolis/src/tclx/tclsrc/array.tcl, revision 1.1.1.1

1.1       root        1: #
                      2: # arrayprocs.tcl --
                      3: #
                      4: # Extended Tcl array procedures.
                      5: # 
                      6: #------------------------------------------------------------------------------
                      7: # Copyright 1992 Karl Lehenbauer and Mark Diekhans.
                      8: #
                      9: # Permission to use, copy, modify, and distribute this software and its
                     10: # documentation for any purpose and without fee is hereby granted, provided
                     11: # that the above copyright notice appear in all copies.  Karl Lehenbauer and
                     12: # Mark Diekhans make no representations about the suitability of this
                     13: # software for any purpose.  It is provided "as is" without express or
                     14: # implied warranty.
                     15: #------------------------------------------------------------------------------
                     16: # $Id: arrayprocs.tcl,v 2.0 1992/10/16 04:51:54 markd Rel $
                     17: #------------------------------------------------------------------------------
                     18: #
                     19: 
                     20: #@package: TclX-ArrayProcedures for_array_keys
                     21: 
                     22: proc for_array_keys {varName arrayName codeFragment} {
                     23:     upvar $varName enumVar $arrayName enumArray
                     24: 
                     25:     if ![info exists enumArray] {
                     26:        error "\"$arrayName\" isn't an array"
                     27:     }
                     28: 
                     29:     set searchId [array startsearch enumArray]
                     30:     while {[array anymore enumArray $searchId]} {
                     31:        set enumVar [array nextelement enumArray $searchId]
                     32:        uplevel $codeFragment
                     33:     }
                     34:     array donesearch enumArray $searchId
                     35: }

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