1 files changed, 535 insertions, 535 deletions
diff --git a/tests/lang/foreachLoop.013.phpt b/tests/lang/foreachLoop.013.phpt
index ea728156f0..ba1bc89628 100644
--- a/tests/lang/foreachLoop.013.phpt
+++ b/tests/lang/foreachLoop.013.phpt
@@ -1,535 +1,535 @@
---TEST--
-Directly modifying an unreferenced array when foreach'ing over it while using &$value syntax.
---FILE--
-<?php
-
-define('MAX_LOOPS',5);
-
-function withRefValue($elements, $transform) {
-	echo "\n---( Array with $elements element(s): )---\n";
-	//Build array:
-	for ($i=0; $i<$elements; $i++) {
-		$a[] = "v.$i";
-	}
-	$counter=0;
-	
-	echo "--> State of array before loop:\n";
-	var_dump($a);
-	
-	echo "--> Do loop:\n";	
-	foreach ($a as $k=>&$v) {
-		echo "     iteration $counter:  \$k=$k; \$v=$v\n";
-		eval($transform);
-		$counter++;
-		if ($counter>MAX_LOOPS) {
-			echo "  ** Stuck in a loop! **\n";
-			break;
-		}
-	}
-	
-	echo "--> State of array after loop:\n";
-	var_dump($a);
-}
-
-
-echo "\nPopping elements off end of an unreferenced array, using &\$value.";
-$transform = 'array_pop($a);';
-withRefValue(1, $transform);
-withRefValue(2, $transform);
-withRefValue(3, $transform);
-withRefValue(4, $transform);
-
-echo "\n\n\nShift elements off start of an unreferenced array, using &\$value.";
-$transform = 'array_shift($a);';
-withRefValue(1, $transform);
-withRefValue(2, $transform);
-withRefValue(3, $transform);
-withRefValue(4, $transform);
-
-echo "\n\n\nRemove current element of an unreferenced array, using &\$value.";
-$transform = 'unset($a[$k]);';
-withRefValue(1, $transform);
-withRefValue(2, $transform);
-withRefValue(3, $transform);
-withRefValue(4, $transform);
-
-echo "\n\n\nAdding elements to the end of an unreferenced array, using &\$value.";
-$transform = 'array_push($a, "new.$counter");';
-withRefValue(1, $transform);
-withRefValue(2, $transform);
-withRefValue(3, $transform);
-withRefValue(4, $transform);
-
-echo "\n\n\nAdding elements to the start of an unreferenced array, using &\$value.";
-$transform = 'array_unshift($a, "new.$counter");';
-withRefValue(1, $transform);
-withRefValue(2, $transform);
-withRefValue(3, $transform);
-withRefValue(4, $transform);
-
-?>
---EXPECT--
-
-Popping elements off end of an unreferenced array, using &$value.
----( Array with 1 element(s): )---
---> State of array before loop:
-array(1) {
-  [0]=>
-  string(3) "v.0"
-}
---> Do loop:
-     iteration 0:  $k=0; $v=v.0
---> State of array after loop:
-array(0) {
-}
-
----( Array with 2 element(s): )---
---> State of array before loop:
-array(2) {
-  [0]=>
-  string(3) "v.0"
-  [1]=>
-  string(3) "v.1"
-}
---> Do loop:
-     iteration 0:  $k=0; $v=v.0
---> State of array after loop:
-array(1) {
-  [0]=>
-  &string(3) "v.0"
-}
-
----( Array with 3 element(s): )---
---> State of array before loop:
-array(3) {
-  [0]=>
-  string(3) "v.0"
-  [1]=>
-  string(3) "v.1"
-  [2]=>
-  string(3) "v.2"
-}
---> Do loop:
-     iteration 0:  $k=0; $v=v.0
-     iteration 1:  $k=1; $v=v.1
---> State of array after loop:
-array(1) {
-  [0]=>
-  string(3) "v.0"
-}
-
----( Array with 4 element(s): )---
---> State of array before loop:
-array(4) {
-  [0]=>
-  string(3) "v.0"
-  [1]=>
-  string(3) "v.1"
-  [2]=>
-  string(3) "v.2"
-  [3]=>
-  string(3) "v.3"
-}
---> Do loop:
-     iteration 0:  $k=0; $v=v.0
-     iteration 1:  $k=1; $v=v.1
---> State of array after loop:
-array(2) {
-  [0]=>
-  string(3) "v.0"
-  [1]=>
-  &string(3) "v.1"
-}
-
-
-
-Shift elements off start of an unreferenced array, using &$value.
----( Array with 1 element(s): )---
---> State of array before loop:
-array(1) {
-  [0]=>
-  string(3) "v.0"
-}
---> Do loop:
-     iteration 0:  $k=0; $v=v.0
---> State of array after loop:
-array(0) {
-}
-
----( Array with 2 element(s): )---
---> State of array before loop:
-array(2) {
-  [0]=>
-  string(3) "v.0"
-  [1]=>
-  string(3) "v.1"
-}
---> Do loop:
-     iteration 0:  $k=0; $v=v.0
-     iteration 1:  $k=0; $v=v.1
---> State of array after loop:
-array(0) {
-}
-
----( Array with 3 element(s): )---
---> State of array before loop:
-array(3) {
-  [0]=>
-  string(3) "v.0"
-  [1]=>
-  string(3) "v.1"
-  [2]=>
-  string(3) "v.2"
-}
---> Do loop:
-     iteration 0:  $k=0; $v=v.0
-     iteration 1:  $k=0; $v=v.1
-     iteration 2:  $k=0; $v=v.2
---> State of array after loop:
-array(0) {
-}
-
----( Array with 4 element(s): )---
---> State of array before loop:
-array(4) {
-  [0]=>
-  string(3) "v.0"
-  [1]=>
-  string(3) "v.1"
-  [2]=>
-  string(3) "v.2"
-  [3]=>
-  string(3) "v.3"
-}
---> Do loop:
-     iteration 0:  $k=0; $v=v.0
-     iteration 1:  $k=0; $v=v.1
-     iteration 2:  $k=0; $v=v.2
-     iteration 3:  $k=0; $v=v.3
---> State of array after loop:
-array(0) {
-}
-
-
-
-Remove current element of an unreferenced array, using &$value.
----( Array with 1 element(s): )---
---> State of array before loop:
-array(1) {
-  [0]=>
-  string(3) "v.0"
-}
---> Do loop:
-     iteration 0:  $k=0; $v=v.0
---> State of array after loop:
-array(0) {
-}
-
----( Array with 2 element(s): )---
---> State of array before loop:
-array(2) {
-  [0]=>
-  string(3) "v.0"
-  [1]=>
-  string(3) "v.1"
-}
---> Do loop:
-     iteration 0:  $k=0; $v=v.0
-     iteration 1:  $k=1; $v=v.1
---> State of array after loop:
-array(0) {
-}
-
----( Array with 3 element(s): )---
---> State of array before loop:
-array(3) {
-  [0]=>
-  string(3) "v.0"
-  [1]=>
-  string(3) "v.1"
-  [2]=>
-  string(3) "v.2"
-}
---> Do loop:
-     iteration 0:  $k=0; $v=v.0
-     iteration 1:  $k=1; $v=v.1
-     iteration 2:  $k=2; $v=v.2
---> State of array after loop:
-array(0) {
-}
-
----( Array with 4 element(s): )---
---> State of array before loop:
-array(4) {
-  [0]=>
-  string(3) "v.0"
-  [1]=>
-  string(3) "v.1"
-  [2]=>
-  string(3) "v.2"
-  [3]=>
-  string(3) "v.3"
-}
---> Do loop:
-     iteration 0:  $k=0; $v=v.0
-     iteration 1:  $k=1; $v=v.1
-     iteration 2:  $k=2; $v=v.2
-     iteration 3:  $k=3; $v=v.3
---> State of array after loop:
-array(0) {
-}
-
-
-
-Adding elements to the end of an unreferenced array, using &$value.
----( Array with 1 element(s): )---
---> State of array before loop:
-array(1) {
-  [0]=>
-  string(3) "v.0"
-}
---> Do loop:
-     iteration 0:  $k=0; $v=v.0
-     iteration 1:  $k=1; $v=new.0
-     iteration 2:  $k=2; $v=new.1
-     iteration 3:  $k=3; $v=new.2
-     iteration 4:  $k=4; $v=new.3
-     iteration 5:  $k=5; $v=new.4
-  ** Stuck in a loop! **
---> State of array after loop:
-array(7) {
-  [0]=>
-  string(3) "v.0"
-  [1]=>
-  string(5) "new.0"
-  [2]=>
-  string(5) "new.1"
-  [3]=>
-  string(5) "new.2"
-  [4]=>
-  string(5) "new.3"
-  [5]=>
-  &string(5) "new.4"
-  [6]=>
-  string(5) "new.5"
-}
-
----( Array with 2 element(s): )---
---> State of array before loop:
-array(2) {
-  [0]=>
-  string(3) "v.0"
-  [1]=>
-  string(3) "v.1"
-}
---> Do loop:
-     iteration 0:  $k=0; $v=v.0
-     iteration 1:  $k=1; $v=v.1
-     iteration 2:  $k=2; $v=new.0
-     iteration 3:  $k=3; $v=new.1
-     iteration 4:  $k=4; $v=new.2
-     iteration 5:  $k=5; $v=new.3
-  ** Stuck in a loop! **
---> State of array after loop:
-array(8) {
-  [0]=>
-  string(3) "v.0"
-  [1]=>
-  string(3) "v.1"
-  [2]=>
-  string(5) "new.0"
-  [3]=>
-  string(5) "new.1"
-  [4]=>
-  string(5) "new.2"
-  [5]=>
-  &string(5) "new.3"
-  [6]=>
-  string(5) "new.4"
-  [7]=>
-  string(5) "new.5"
-}
-
----( Array with 3 element(s): )---
---> State of array before loop:
-array(3) {
-  [0]=>
-  string(3) "v.0"
-  [1]=>
-  string(3) "v.1"
-  [2]=>
-  string(3) "v.2"
-}
---> Do loop:
-     iteration 0:  $k=0; $v=v.0
-     iteration 1:  $k=1; $v=v.1
-     iteration 2:  $k=2; $v=v.2
-     iteration 3:  $k=3; $v=new.0
-     iteration 4:  $k=4; $v=new.1
-     iteration 5:  $k=5; $v=new.2
-  ** Stuck in a loop! **
---> State of array after loop:
-array(9) {
-  [0]=>
-  string(3) "v.0"
-  [1]=>
-  string(3) "v.1"
-  [2]=>
-  string(3) "v.2"
-  [3]=>
-  string(5) "new.0"
-  [4]=>
-  string(5) "new.1"
-  [5]=>
-  &string(5) "new.2"
-  [6]=>
-  string(5) "new.3"
-  [7]=>
-  string(5) "new.4"
-  [8]=>
-  string(5) "new.5"
-}
-
----( Array with 4 element(s): )---
---> State of array before loop:
-array(4) {
-  [0]=>
-  string(3) "v.0"
-  [1]=>
-  string(3) "v.1"
-  [2]=>
-  string(3) "v.2"
-  [3]=>
-  string(3) "v.3"
-}
---> Do loop:
-     iteration 0:  $k=0; $v=v.0
-     iteration 1:  $k=1; $v=v.1
-     iteration 2:  $k=2; $v=v.2
-     iteration 3:  $k=3; $v=v.3
-     iteration 4:  $k=4; $v=new.0
-     iteration 5:  $k=5; $v=new.1
-  ** Stuck in a loop! **
---> State of array after loop:
-array(10) {
-  [0]=>
-  string(3) "v.0"
-  [1]=>
-  string(3) "v.1"
-  [2]=>
-  string(3) "v.2"
-  [3]=>
-  string(3) "v.3"
-  [4]=>
-  string(5) "new.0"
-  [5]=>
-  &string(5) "new.1"
-  [6]=>
-  string(5) "new.2"
-  [7]=>
-  string(5) "new.3"
-  [8]=>
-  string(5) "new.4"
-  [9]=>
-  string(5) "new.5"
-}
-
-
-
-Adding elements to the start of an unreferenced array, using &$value.
----( Array with 1 element(s): )---
---> State of array before loop:
-array(1) {
-  [0]=>
-  string(3) "v.0"
-}
---> Do loop:
-     iteration 0:  $k=0; $v=v.0
---> State of array after loop:
-array(2) {
-  [0]=>
-  string(5) "new.0"
-  [1]=>
-  &string(3) "v.0"
-}
-
----( Array with 2 element(s): )---
---> State of array before loop:
-array(2) {
-  [0]=>
-  string(3) "v.0"
-  [1]=>
-  string(3) "v.1"
-}
---> Do loop:
-     iteration 0:  $k=0; $v=v.0
-     iteration 1:  $k=2; $v=v.1
---> State of array after loop:
-array(4) {
-  [0]=>
-  string(5) "new.1"
-  [1]=>
-  string(5) "new.0"
-  [2]=>
-  string(3) "v.0"
-  [3]=>
-  &string(3) "v.1"
-}
-
----( Array with 3 element(s): )---
---> State of array before loop:
-array(3) {
-  [0]=>
-  string(3) "v.0"
-  [1]=>
-  string(3) "v.1"
-  [2]=>
-  string(3) "v.2"
-}
---> Do loop:
-     iteration 0:  $k=0; $v=v.0
-     iteration 1:  $k=3; $v=v.2
---> State of array after loop:
-array(5) {
-  [0]=>
-  string(5) "new.1"
-  [1]=>
-  string(5) "new.0"
-  [2]=>
-  string(3) "v.0"
-  [3]=>
-  string(3) "v.1"
-  [4]=>
-  &string(3) "v.2"
-}
-
----( Array with 4 element(s): )---
---> State of array before loop:
-array(4) {
-  [0]=>
-  string(3) "v.0"
-  [1]=>
-  string(3) "v.1"
-  [2]=>
-  string(3) "v.2"
-  [3]=>
-  string(3) "v.3"
-}
---> Do loop:
-     iteration 0:  $k=0; $v=v.0
-     iteration 1:  $k=4; $v=v.3
---> State of array after loop:
-array(6) {
-  [0]=>
-  string(5) "new.1"
-  [1]=>
-  string(5) "new.0"
-  [2]=>
-  string(3) "v.0"
-  [3]=>
-  string(3) "v.1"
-  [4]=>
-  string(3) "v.2"
-  [5]=>
-  &string(3) "v.3"
-}
+--TEST--
+Directly modifying an unreferenced array when foreach'ing over it while using &$value syntax.
+--FILE--
+<?php
+
+define('MAX_LOOPS',5);
+
+function withRefValue($elements, $transform) {
+	echo "\n---( Array with $elements element(s): )---\n";
+	//Build array:
+	for ($i=0; $i<$elements; $i++) {
+		$a[] = "v.$i";
+	}
+	$counter=0;
+	
+	echo "--> State of array before loop:\n";
+	var_dump($a);
+	
+	echo "--> Do loop:\n";	
+	foreach ($a as $k=>&$v) {
+		echo "     iteration $counter:  \$k=$k; \$v=$v\n";
+		eval($transform);
+		$counter++;
+		if ($counter>MAX_LOOPS) {
+			echo "  ** Stuck in a loop! **\n";
+			break;
+		}
+	}
+	
+	echo "--> State of array after loop:\n";
+	var_dump($a);
+}
+
+
+echo "\nPopping elements off end of an unreferenced array, using &\$value.";
+$transform = 'array_pop($a);';
+withRefValue(1, $transform);
+withRefValue(2, $transform);
+withRefValue(3, $transform);
+withRefValue(4, $transform);
+
+echo "\n\n\nShift elements off start of an unreferenced array, using &\$value.";
+$transform = 'array_shift($a);';
+withRefValue(1, $transform);
+withRefValue(2, $transform);
+withRefValue(3, $transform);
+withRefValue(4, $transform);
+
+echo "\n\n\nRemove current element of an unreferenced array, using &\$value.";
+$transform = 'unset($a[$k]);';
+withRefValue(1, $transform);
+withRefValue(2, $transform);
+withRefValue(3, $transform);
+withRefValue(4, $transform);
+
+echo "\n\n\nAdding elements to the end of an unreferenced array, using &\$value.";
+$transform = 'array_push($a, "new.$counter");';
+withRefValue(1, $transform);
+withRefValue(2, $transform);
+withRefValue(3, $transform);
+withRefValue(4, $transform);
+
+echo "\n\n\nAdding elements to the start of an unreferenced array, using &\$value.";
+$transform = 'array_unshift($a, "new.$counter");';
+withRefValue(1, $transform);
+withRefValue(2, $transform);
+withRefValue(3, $transform);
+withRefValue(4, $transform);
+
+?>
+--EXPECT--
+
+Popping elements off end of an unreferenced array, using &$value.
+---( Array with 1 element(s): )---
+--> State of array before loop:
+array(1) {
+  [0]=>
+  string(3) "v.0"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+--> State of array after loop:
+array(0) {
+}
+
+---( Array with 2 element(s): )---
+--> State of array before loop:
+array(2) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+--> State of array after loop:
+array(1) {
+  [0]=>
+  &string(3) "v.0"
+}
+
+---( Array with 3 element(s): )---
+--> State of array before loop:
+array(3) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+  [2]=>
+  string(3) "v.2"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+     iteration 1:  $k=1; $v=v.1
+--> State of array after loop:
+array(1) {
+  [0]=>
+  string(3) "v.0"
+}
+
+---( Array with 4 element(s): )---
+--> State of array before loop:
+array(4) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+  [2]=>
+  string(3) "v.2"
+  [3]=>
+  string(3) "v.3"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+     iteration 1:  $k=1; $v=v.1
+--> State of array after loop:
+array(2) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  &string(3) "v.1"
+}
+
+
+
+Shift elements off start of an unreferenced array, using &$value.
+---( Array with 1 element(s): )---
+--> State of array before loop:
+array(1) {
+  [0]=>
+  string(3) "v.0"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+--> State of array after loop:
+array(0) {
+}
+
+---( Array with 2 element(s): )---
+--> State of array before loop:
+array(2) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+     iteration 1:  $k=0; $v=v.1
+--> State of array after loop:
+array(0) {
+}
+
+---( Array with 3 element(s): )---
+--> State of array before loop:
+array(3) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+  [2]=>
+  string(3) "v.2"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+     iteration 1:  $k=0; $v=v.1
+     iteration 2:  $k=0; $v=v.2
+--> State of array after loop:
+array(0) {
+}
+
+---( Array with 4 element(s): )---
+--> State of array before loop:
+array(4) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+  [2]=>
+  string(3) "v.2"
+  [3]=>
+  string(3) "v.3"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+     iteration 1:  $k=0; $v=v.1
+     iteration 2:  $k=0; $v=v.2
+     iteration 3:  $k=0; $v=v.3
+--> State of array after loop:
+array(0) {
+}
+
+
+
+Remove current element of an unreferenced array, using &$value.
+---( Array with 1 element(s): )---
+--> State of array before loop:
+array(1) {
+  [0]=>
+  string(3) "v.0"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+--> State of array after loop:
+array(0) {
+}
+
+---( Array with 2 element(s): )---
+--> State of array before loop:
+array(2) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+     iteration 1:  $k=1; $v=v.1
+--> State of array after loop:
+array(0) {
+}
+
+---( Array with 3 element(s): )---
+--> State of array before loop:
+array(3) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+  [2]=>
+  string(3) "v.2"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+     iteration 1:  $k=1; $v=v.1
+     iteration 2:  $k=2; $v=v.2
+--> State of array after loop:
+array(0) {
+}
+
+---( Array with 4 element(s): )---
+--> State of array before loop:
+array(4) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+  [2]=>
+  string(3) "v.2"
+  [3]=>
+  string(3) "v.3"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+     iteration 1:  $k=1; $v=v.1
+     iteration 2:  $k=2; $v=v.2
+     iteration 3:  $k=3; $v=v.3
+--> State of array after loop:
+array(0) {
+}
+
+
+
+Adding elements to the end of an unreferenced array, using &$value.
+---( Array with 1 element(s): )---
+--> State of array before loop:
+array(1) {
+  [0]=>
+  string(3) "v.0"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+     iteration 1:  $k=1; $v=new.0
+     iteration 2:  $k=2; $v=new.1
+     iteration 3:  $k=3; $v=new.2
+     iteration 4:  $k=4; $v=new.3
+     iteration 5:  $k=5; $v=new.4
+  ** Stuck in a loop! **
+--> State of array after loop:
+array(7) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(5) "new.0"
+  [2]=>
+  string(5) "new.1"
+  [3]=>
+  string(5) "new.2"
+  [4]=>
+  string(5) "new.3"
+  [5]=>
+  &string(5) "new.4"
+  [6]=>
+  string(5) "new.5"
+}
+
+---( Array with 2 element(s): )---
+--> State of array before loop:
+array(2) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+     iteration 1:  $k=1; $v=v.1
+     iteration 2:  $k=2; $v=new.0
+     iteration 3:  $k=3; $v=new.1
+     iteration 4:  $k=4; $v=new.2
+     iteration 5:  $k=5; $v=new.3
+  ** Stuck in a loop! **
+--> State of array after loop:
+array(8) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+  [2]=>
+  string(5) "new.0"
+  [3]=>
+  string(5) "new.1"
+  [4]=>
+  string(5) "new.2"
+  [5]=>
+  &string(5) "new.3"
+  [6]=>
+  string(5) "new.4"
+  [7]=>
+  string(5) "new.5"
+}
+
+---( Array with 3 element(s): )---
+--> State of array before loop:
+array(3) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+  [2]=>
+  string(3) "v.2"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+     iteration 1:  $k=1; $v=v.1
+     iteration 2:  $k=2; $v=v.2
+     iteration 3:  $k=3; $v=new.0
+     iteration 4:  $k=4; $v=new.1
+     iteration 5:  $k=5; $v=new.2
+  ** Stuck in a loop! **
+--> State of array after loop:
+array(9) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+  [2]=>
+  string(3) "v.2"
+  [3]=>
+  string(5) "new.0"
+  [4]=>
+  string(5) "new.1"
+  [5]=>
+  &string(5) "new.2"
+  [6]=>
+  string(5) "new.3"
+  [7]=>
+  string(5) "new.4"
+  [8]=>
+  string(5) "new.5"
+}
+
+---( Array with 4 element(s): )---
+--> State of array before loop:
+array(4) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+  [2]=>
+  string(3) "v.2"
+  [3]=>
+  string(3) "v.3"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+     iteration 1:  $k=1; $v=v.1
+     iteration 2:  $k=2; $v=v.2
+     iteration 3:  $k=3; $v=v.3
+     iteration 4:  $k=4; $v=new.0
+     iteration 5:  $k=5; $v=new.1
+  ** Stuck in a loop! **
+--> State of array after loop:
+array(10) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+  [2]=>
+  string(3) "v.2"
+  [3]=>
+  string(3) "v.3"
+  [4]=>
+  string(5) "new.0"
+  [5]=>
+  &string(5) "new.1"
+  [6]=>
+  string(5) "new.2"
+  [7]=>
+  string(5) "new.3"
+  [8]=>
+  string(5) "new.4"
+  [9]=>
+  string(5) "new.5"
+}
+
+
+
+Adding elements to the start of an unreferenced array, using &$value.
+---( Array with 1 element(s): )---
+--> State of array before loop:
+array(1) {
+  [0]=>
+  string(3) "v.0"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+--> State of array after loop:
+array(2) {
+  [0]=>
+  string(5) "new.0"
+  [1]=>
+  &string(3) "v.0"
+}
+
+---( Array with 2 element(s): )---
+--> State of array before loop:
+array(2) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+     iteration 1:  $k=2; $v=v.1
+--> State of array after loop:
+array(4) {
+  [0]=>
+  string(5) "new.1"
+  [1]=>
+  string(5) "new.0"
+  [2]=>
+  string(3) "v.0"
+  [3]=>
+  &string(3) "v.1"
+}
+
+---( Array with 3 element(s): )---
+--> State of array before loop:
+array(3) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+  [2]=>
+  string(3) "v.2"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+     iteration 1:  $k=3; $v=v.2
+--> State of array after loop:
+array(5) {
+  [0]=>
+  string(5) "new.1"
+  [1]=>
+  string(5) "new.0"
+  [2]=>
+  string(3) "v.0"
+  [3]=>
+  string(3) "v.1"
+  [4]=>
+  &string(3) "v.2"
+}
+
+---( Array with 4 element(s): )---
+--> State of array before loop:
+array(4) {
+  [0]=>
+  string(3) "v.0"
+  [1]=>
+  string(3) "v.1"
+  [2]=>
+  string(3) "v.2"
+  [3]=>
+  string(3) "v.3"
+}
+--> Do loop:
+     iteration 0:  $k=0; $v=v.0
+     iteration 1:  $k=4; $v=v.3
+--> State of array after loop:
+array(6) {
+  [0]=>
+  string(5) "new.1"
+  [1]=>
+  string(5) "new.0"
+  [2]=>
+  string(3) "v.0"
+  [3]=>
+  string(3) "v.1"
+  [4]=>
+  string(3) "v.2"
+  [5]=>
+  &string(3) "v.3"
+}