shank() - array - duplicates Array.prototype.splice() except returns a new array instead of mutating in-place

Update shank.md

Update shank.md

Update shank.js

Update shank.test.js

Update tag_database

remove testlog

snippet_data/snippets.json

@@ -5186,6 +5186,17 @@
         "hash": "a5a49641c0de1a0a80f192c5be195c448ab0fe0856bba4e1f246fe70af7b5431"
       }
     },
+    {
+      "id": "shank",
+      "type": "snippet",
+      "attributes": {
+        "fileName": "shank.md",
+        "text": "Duplicates Array.prototype.splice, except it returns a new array rather than mutating the original array in place.",
+        "tags": [
+          "array"
+        ]
+      },
+    },
     {
       "id": "show",
       "type": "snippet",