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+# parray:
+# Print the contents of a global array on stdout.
+#
+# Copyright (c) 1991-1993 The Regents of the University of California.
+# Copyright (c) 1994 Sun Microsystems, Inc.
+#
+# See the file "license.terms" for information on usage and redistribution
+# of this file, and for a DISCLAIMER OF ALL WARRANTIES.
+#
+
+proc parray {a {pattern *}} {
+ upvar 1 $a array
+ if {![array exists array]} {
+ return -code error "\"$a\" isn't an array"
+ }
+ set maxl 0
+ set names [lsort [array names array $pattern]]
+ foreach name $names {
+ if {[string length $name] > $maxl} {
+ set maxl [string length $name]
+ }
+ }
+ set maxl [expr {$maxl + [string length $a] + 2}]
+ foreach name $names {
+ set nameString [format %s(%s) $a $name]
+ puts stdout [format "%-*s = %s" $maxl $nameString $array($name)]
+ }
+}