---
 # Test iterating over lines of stdout stored in a register.
 - hosts: localhost

   connection: local

   vars:
     small_file: /etc/resolv.conf
     temp_file: /tmp/ansible_result_list.tmp
 
   tasks:
   - action: command cat $small_file
     register: result
 
   - action: file dest=$temp_file state=absent
 
   - action: shell echo '$item' >> $temp_file
     with_items: ${result.stdout_lines}
 
   - action: command diff $small_file $temp_file
 
   - action: file dest=$temp_file state=absent