diff --git a/README.md b/README.md
index 28794d9c..1f501b73 100644
--- a/README.md
+++ b/README.md
@@ -449,7 +449,7 @@ $ make
 $ ./json_unit "*"
 
 ===============================================================================
-All tests passed (3344554 assertions in 31 test cases)
+All tests passed (5568699 assertions in 31 test cases)
 ```
 
 For more information, have a look at the file [.travis.yml](https://github.com/nlohmann/json/blob/master/.travis.yml).
diff --git a/doc/examples/flatten.cpp b/doc/examples/flatten.cpp
index 0601f8a3..ace53a21 100644
--- a/doc/examples/flatten.cpp
+++ b/doc/examples/flatten.cpp
@@ -20,18 +20,11 @@ int main()
         {
             "object", {
                 {"currency", "USD"},
-                {"value", 42.99},
-                {"", "empty string"},
-                {"/", "slash"},
-                {"~", "tilde"},
-                {"~1", "tilde1"}
+                {"value", 42.99}
             }
         }
     };
 
     // call flatten()
     std::cout << std::setw(4) << j.flatten() << '\n';
-
-    // flatten for a primitive value
-    std::cout << j["pi"].flatten() << '\n';
 }
diff --git a/doc/examples/flatten.link b/doc/examples/flatten.link
index 0fe78bbb..817d0627 100644
--- a/doc/examples/flatten.link
+++ b/doc/examples/flatten.link
@@ -1 +1 @@
-<a target="_blank" href="http://melpon.org/wandbox/permlink/skGi8b32VhI8HOgV"><b>online</b></a>
\ No newline at end of file
+<a target="_blank" href="http://melpon.org/wandbox/permlink/OZG9sHcJCXsScNiy"><b>online</b></a>
\ No newline at end of file
diff --git a/doc/examples/flatten.output b/doc/examples/flatten.output
index fedfc8ef..33bd4c4b 100644
--- a/doc/examples/flatten.output
+++ b/doc/examples/flatten.output
@@ -6,12 +6,7 @@
     "/list/2": 2,
     "/name": "Niels",
     "/nothing": null,
-    "/object/": "empty string",
     "/object/currency": "USD",
     "/object/value": 42.99,
-    "/object/~0": "tilde",
-    "/object/~01": "tilde1",
-    "/object/~1": "slash",
     "/pi": 3.141
 }
-{"":3.141}
diff --git a/doc/examples/unflatten.cpp b/doc/examples/unflatten.cpp
index 39c674c9..e2b9b6b8 100644
--- a/doc/examples/unflatten.cpp
+++ b/doc/examples/unflatten.cpp
@@ -14,12 +14,8 @@ int main()
         {"/list/2", 2},
         {"/name", "Niels"},
         {"/nothing", nullptr},
-        {"/object/", "empty string"},
         {"/object/currency", "USD"},
         {"/object/value", 42.99},
-        {"/object/~0", "tilde"},
-        {"/object/~01", "tilde1"},
-        {"/object/~1", "slash"},
         {"/pi", 3.141}
     };
 
diff --git a/doc/examples/unflatten.link b/doc/examples/unflatten.link
index bc7594a0..d564ab01 100644
--- a/doc/examples/unflatten.link
+++ b/doc/examples/unflatten.link
@@ -1 +1 @@
-<a target="_blank" href="http://melpon.org/wandbox/permlink/ITqCZsXmi0I7KGYy"><b>online</b></a>
\ No newline at end of file
+<a target="_blank" href="http://melpon.org/wandbox/permlink/m2UmItixDxnYs1Se"><b>online</b></a>
\ No newline at end of file
diff --git a/doc/examples/unflatten.output b/doc/examples/unflatten.output
index f57c9c9a..ed48385a 100644
--- a/doc/examples/unflatten.output
+++ b/doc/examples/unflatten.output
@@ -11,12 +11,8 @@
     "name": "Niels",
     "nothing": null,
     "object": {
-        "": "empty string",
-        "/": "slash",
         "currency": "USD",
-        "value": 42.99,
-        "~": "tilde",
-        "~1": "tilde1"
+        "value": 42.99
     },
     "pi": 3.141
 }