diff --git a/wip/php/func.php b/wip/php/func.php
index 965d2f8..1444ce0 100644
--- a/wip/php/func.php
+++ b/wip/php/func.php
@@ -220,36 +220,37 @@ class func {
     }
     if (is_string($func)) {
       if (!self::_parse_c_static($func, $c, $f, $bound)) return false;
-      $func = [$c, $f];
+      $cf = [$c, $f];
     } elseif (is_array($func)) {
-      if (!array_key_exists(0, $func)) return false;
-      $c = $func[0];
+      $cf = $func;
+      if (!array_key_exists(0, $cf)) return false;
+      $c = $cf[0];
       if ($c === false) return false;
       if (is_object($c)) $c = get_class($c);
       if (is_string($c)) {
         if (self::_is_invalid($c)) return false;
         if (self::_parse_class_s($c, $c, $f)) {
-          $func[0] = $c;
+          $cf[0] = $c;
           if ($f !== null) {
             # ["class::method"] --> ["class", "method"]
-            array_splice($func, 1, 0, [$f]);
+            array_splice($cf, 1, 0, [$f]);
           }
           $bound = true;
         } elseif (self::_parse_c_static($c, $c, $f, $bound)) {
             # ["::method"] --> [null, "method"]
-            array_splice($func, 0, 0, [null]);
-            $func[1] = $f;
+            array_splice($cf, 0, 0, [null]);
+            $cf[1] = $f;
         } else {
-          $func[0] = $c;
+          $cf[0] = $c;
           $bound = is_string($c);
         }
       } else {
-        $func[0] = null;
+        $cf[0] = null;
         $bound = false;
       }
       #
-      if (!array_key_exists(1, $func)) return false;
-      $f = $func[1];
+      if (!array_key_exists(1, $cf)) return false;
+      $f = $cf[1];
       if (!is_string($f)) return false;
       if (self::_parse_c_static($f, $rc, $f, $rbound)) {
         if ($rc !== null && $c === null) {
@@ -262,7 +263,7 @@ class func {
         if (self::_parse_method($f)) return false;
         self::_parse_static($f);
       }
-      $func[1] = $f;
+      $cf[1] = $f;
     } else {
       return false;
     }
@@ -281,6 +282,7 @@ class func {
         $reason = "$msg: not bound";
       }
     }
+    $func = $cf;
     return true;
   }
 
@@ -353,37 +355,38 @@ class func {
     }
     if (is_string($func)) {
       if (!self::_parse_c_method($func, $c, $f, $bound)) return false;
-      $func = [$c, $f];
+      $cf = [$c, $f];
     } elseif (is_array($func)) {
-      if (!array_key_exists(0, $func)) return false;
-      $c = $func[0];
+      $cf = $func;
+      if (!array_key_exists(0, $cf)) return false;
+      $c = $cf[0];
       if ($c === false) return false;
       if (is_object($c)) {
         $bound = true;
       } elseif (is_string($c)) {
         if (self::_is_invalid($c)) return false;
         if (self::_parse_class_m($c, $c, $f)) {
-          $func[0] = $c;
+          $cf[0] = $c;
           if ($f !== null) {
             # ["class->method"] --> ["class", "method"]
-            array_splice($func, 1, 0, [$f]);
+            array_splice($cf, 1, 0, [$f]);
           }
           $bound = true;
         } elseif (self::_parse_c_method($c, $c, $f, $bound)) {
           # ["->method"] --> [null, "method"]
-          array_splice($func, 0, 0, [null]);
-          $func[1] = $f;
+          array_splice($cf, 0, 0, [null]);
+          $cf[1] = $f;
         } else {
-          $func[0] = $c;
+          $cf[0] = $c;
           $bound = is_string($c);
         }
       } else {
-        $func[0] = null;
+        $cf[0] = null;
         $bound = false;
       }
       #
-      if (!array_key_exists(1, $func)) return false;
-      $f = $func[1];
+      if (!array_key_exists(1, $cf)) return false;
+      $f = $cf[1];
       if (!is_string($f)) return false;
       if (self::_parse_c_method($f, $rc, $f, $rbound)) {
         if ($rc !== null && $c === null) {
@@ -396,7 +399,7 @@ class func {
         if (self::_parse_static($f)) return false;
         self::_parse_method($f);
       }
-      $func[1] = $f;
+      $cf[1] = $f;
     } else {
       return false;
     }
@@ -415,6 +418,7 @@ class func {
         $reason = "$msg: not bound";
       }
     }
+    $func = $cf;
     return true;
   }