--- /dev/null
+# void pq\Gateway\Cell::offsetUnset(int $o)
+
+Implements ArrayAcccess.
+Unset the value of an array offset.
+Marks the cell dirty.
+
+## Params:
+
+* int $o
+ The offset.
+
+## Throws:
+
+* UnexpectedValueException, if the cell's value is not an array.