diff --git a/dist/dev.cjs b/dist/dev.cjs
--- a/dist/dev.cjs
+++ b/dist/dev.cjs
@@ -1009,18 +1009,21 @@ function cleanNode(node) {
     }
   }
   if (node.tOwned) {
-    for (i = node.tOwned.length - 1; i >= 0; i--) cleanNode(node.tOwned[i]);
+    const tOwned = node.tOwned;
     delete node.tOwned;
+    for (i = tOwned.length - 1; i >= 0; i--) cleanNode(tOwned[i]);
   }
   if (Transition && Transition.running && node.pure) {
     reset(node, true);
   } else if (node.owned) {
-    for (i = node.owned.length - 1; i >= 0; i--) cleanNode(node.owned[i]);
+    const owned = node.owned;
     node.owned = null;
+    for (i = owned.length - 1; i >= 0; i--) cleanNode(owned[i]);
   }
   if (node.cleanups) {
-    for (i = node.cleanups.length - 1; i >= 0; i--) node.cleanups[i]();
+    const cleanups = node.cleanups;
     node.cleanups = null;
+    for (i = cleanups.length - 1; i >= 0; i--) cleanups[i]();
   }
   if (Transition && Transition.running) node.tState = 0;else node.state = 0;
   delete node.sourceMap;
diff --git a/dist/dev.js b/dist/dev.js
--- a/dist/dev.js
+++ b/dist/dev.js
@@ -1007,18 +1007,21 @@ function cleanNode(node) {
     }
   }
   if (node.tOwned) {
-    for (i = node.tOwned.length - 1; i >= 0; i--) cleanNode(node.tOwned[i]);
+    const tOwned = node.tOwned;
     delete node.tOwned;
+    for (i = tOwned.length - 1; i >= 0; i--) cleanNode(tOwned[i]);
   }
   if (Transition && Transition.running && node.pure) {
     reset(node, true);
   } else if (node.owned) {
-    for (i = node.owned.length - 1; i >= 0; i--) cleanNode(node.owned[i]);
+    const owned = node.owned;
     node.owned = null;
+    for (i = owned.length - 1; i >= 0; i--) cleanNode(owned[i]);
   }
   if (node.cleanups) {
-    for (i = node.cleanups.length - 1; i >= 0; i--) node.cleanups[i]();
+    const cleanups = node.cleanups;
     node.cleanups = null;
+    for (i = cleanups.length - 1; i >= 0; i--) cleanups[i]();
   }
   if (Transition && Transition.running) node.tState = 0;else node.state = 0;
   delete node.sourceMap;
diff --git a/dist/server.cjs b/dist/server.cjs
--- a/dist/server.cjs
+++ b/dist/server.cjs
@@ -127,12 +127,14 @@ function onCleanup(fn) {
 }
 function cleanNode(node) {
   if (node.owned) {
-    for (let i = 0; i < node.owned.length; i++) cleanNode(node.owned[i]);
+    const owned = node.owned;
     node.owned = null;
+    for (let i = 0; i < owned.length; i++) cleanNode(owned[i]);
   }
   if (node.cleanups) {
-    for (let i = 0; i < node.cleanups.length; i++) node.cleanups[i]();
+    const cleanups = node.cleanups;
     node.cleanups = null;
+    for (let i = 0; i < cleanups.length; i++) cleanups[i]();
   }
 }
 function catchError(fn, handler) {
diff --git a/dist/server.js b/dist/server.js
--- a/dist/server.js
+++ b/dist/server.js
@@ -125,12 +125,14 @@ function onCleanup(fn) {
 }
 function cleanNode(node) {
   if (node.owned) {
-    for (let i = 0; i < node.owned.length; i++) cleanNode(node.owned[i]);
+    const owned = node.owned;
     node.owned = null;
+    for (let i = 0; i < owned.length; i++) cleanNode(owned[i]);
   }
   if (node.cleanups) {
-    for (let i = 0; i < node.cleanups.length; i++) node.cleanups[i]();
+    const cleanups = node.cleanups;
     node.cleanups = null;
+    for (let i = 0; i < cleanups.length; i++) cleanups[i]();
   }
 }
 function catchError(fn, handler) {
diff --git a/dist/solid.cjs b/dist/solid.cjs
--- a/dist/solid.cjs
+++ b/dist/solid.cjs
@@ -964,18 +964,21 @@ function cleanNode(node) {
     }
   }
   if (node.tOwned) {
-    for (i = node.tOwned.length - 1; i >= 0; i--) cleanNode(node.tOwned[i]);
+    const tOwned = node.tOwned;
     delete node.tOwned;
+    for (i = tOwned.length - 1; i >= 0; i--) cleanNode(tOwned[i]);
   }
   if (Transition && Transition.running && node.pure) {
     reset(node, true);
   } else if (node.owned) {
-    for (i = node.owned.length - 1; i >= 0; i--) cleanNode(node.owned[i]);
+    const owned = node.owned;
     node.owned = null;
+    for (i = owned.length - 1; i >= 0; i--) cleanNode(owned[i]);
   }
   if (node.cleanups) {
-    for (i = node.cleanups.length - 1; i >= 0; i--) node.cleanups[i]();
+    const cleanups = node.cleanups;
     node.cleanups = null;
+    for (i = cleanups.length - 1; i >= 0; i--) cleanups[i]();
   }
   if (Transition && Transition.running) node.tState = 0;else node.state = 0;
 }
diff --git a/dist/solid.js b/dist/solid.js
--- a/dist/solid.js
+++ b/dist/solid.js
@@ -962,18 +962,21 @@ function cleanNode(node) {
     }
   }
   if (node.tOwned) {
-    for (i = node.tOwned.length - 1; i >= 0; i--) cleanNode(node.tOwned[i]);
+    const tOwned = node.tOwned;
     delete node.tOwned;
+    for (i = tOwned.length - 1; i >= 0; i--) cleanNode(tOwned[i]);
   }
   if (Transition && Transition.running && node.pure) {
     reset(node, true);
   } else if (node.owned) {
-    for (i = node.owned.length - 1; i >= 0; i--) cleanNode(node.owned[i]);
+    const owned = node.owned;
     node.owned = null;
+    for (i = owned.length - 1; i >= 0; i--) cleanNode(owned[i]);
   }
   if (node.cleanups) {
-    for (i = node.cleanups.length - 1; i >= 0; i--) node.cleanups[i]();
+    const cleanups = node.cleanups;
     node.cleanups = null;
+    for (i = cleanups.length - 1; i >= 0; i--) cleanups[i]();
   }
   if (Transition && Transition.running) node.tState = 0;else node.state = 0;
 }