Fix example code on filter method to avoid confusion

challenges/object-oriented-and-functional-programming.json

@@ -322,10 +322,10 @@
         "The <code>filter</code> method is used to iterate through an array and filter out elements where a given condition is not true.",
         "<code>filter</code> is passed a callback function which takes the current value (we've called that <code>val</code>) as an argument.",
         "Any array element for which the callback returns true will be kept and elements that return false will be filtered out.",
-        "The following code is an example of using filter to remove array elements that are not even numbers:",
+        "The following code is an example of using <code>filter</code> to remove array elements that are equal to five:",
         "Note: We omit the second and third arguments since we only need the value",
         "<code>array = array.filter(function(val) {</code>",
-        "<code>&nbsp;&nbsp;return val % 2 === 0;</code>",
+        "<code>&nbsp;&nbsp;return val !== 5;</code>",
         "<code>});</code>",
         "Use <code>filter</code> to remove all elements from <code>array</code> that are greater than 5."
       ],