diff --git a/src/Partcl/commands/array.pm b/src/Partcl/commands/array.pm
index e36f3f5..c5ef3a8 100644
--- a/src/Partcl/commands/array.pm
+++ b/src/Partcl/commands/array.pm
@@ -162,8 +162,18 @@ my sub statistics() {
     'XXX';
 }
 
-my sub unset() {
-    'XXX';
+my sub unset($array, $pattern = '*') {
+    my $globber := StringGlob::Compiler.compile($pattern);
+    for $array -> $key {
+        if (?Regex::Cursor.parse($key, :rule($globber), :c(0))) {
+            Q:PIR {
+              $P1 = find_lex '$array'
+              $P2 = find_lex '$key'
+              delete $P1[$P2]
+            }
+        }
+    } 
+    '';
 }
 
 
diff --git a/t/cmd_array.t b/t/cmd_array.t
index 56d549b..72a9317 100755
--- a/t/cmd_array.t
+++ b/t/cmd_array.t
@@ -168,19 +168,19 @@ eval_is {
   catch {unset a}
   array set a [list a b]
   list [array unset a] [array get a]
-} {{} {}} {array unset, effect & return value} {TODO NQPRX}
+} {{} {}} {array unset, effect & return value}
 
 eval_is {
   catch {unset a}
   array set a [list a b c d]
   list [array unset a a] [array get a]
-} {{} {c d}} {array unset, with pattern & return value} {TODO NQPRX}
+} {{} {c d}} {array unset, with pattern & return value}
 
 eval_is {
   catch {unset a}
   array set a [list apple 1 orange 2 aardvark 3]
   list [array unset a a*] [array get a]
-} {{} {orange 2}} {array unset with pattern} {TODO NQPRX}
+} {{} {orange 2}} {array unset with pattern}
 
 eval_is {
   catch {unset a}
@@ -192,12 +192,12 @@ eval_is {
 eval_is {
   catch {unset a}
   array unset a
-} {} {array unset, bad array} {TODO NQPRX}
+} {} {array unset, bad array}
 
 eval_is {
   catch {unset a}
   array unset a monkey*
-} {} {array unset, bad array, pattern} {TODO NQPRX}
+} {} {array unset, bad array, pattern}
 
 eval_is {
   array unset monkey my monkey monkey