Updated Examples (completion) (markdown)

Examples-(completion).md

@@ -29,6 +29,24 @@ zsh will automatically pick up the command using the naming convention but in ba
 [ -n "$BASH" ] && complete -F _fzf_complete_doge -o default -o bashdefault doge
 ```
 
+### Post-processing
+
+If you need to post-process the output from fzf, define `_fzf_complete_COMMAND_post` as follows.
+
+```sh
+_fzf_complete_foo() {
+  _fzf_complete "--multi --reverse --header-lines=3" "$@" < <(
+    ls -al
+  )
+}
+
+_fzf_complete_foo_post() {
+  awk '{print $NF}'
+}
+
+[ -n "$BASH" ] && complete -F _fzf_complete_foo -o default -o bashdefault foo
+```
+
 Examples
 --------