ExpressionEngine® User Guide

Reserved Words

Reserved for Templates

To avoid template confusion, some words are reserved for ExpressionEngine’s use and can not be used in Template Names. Below is a list of reserved words.

  • act
  • css

There are some additional words that may be reserved in certain circumstances. The following list represents the ExpressionEngine defaults; however, the user-chosen trigger is what will be reserved.

  • category - reserved when the option to allow Category Names in URLs is enabled
  • forum - reserved when the Forum Module is installed
  • member - reserved when the Member Module is installed

Reserved for Global Variables

There are some words reserved for ExpressionEngine’s use that may not be used in naming Template Variables. Below is a list of reserved words.

  • lang
  • charset
  • CSRF_TOKEN
  • homepage
  • debug_mode
  • gzip_mode
  • version
  • elapsed_time
  • hits
  • total_queries
  • XID_HASH

Reserved for Fields

To avoid potential parsing conflicts, some words are reserved and are not available to use as channel or member fields. Below is a list of reserved words.

  • aol_im
  • app_version
  • author
  • author_id
  • avatar_image_height
  • avatar_image_width
  • avatar_url
  • captcha
  • charset
  • comment_auto_path
  • comment_entry_id_auto_path
  • comment_tb_total
  • comment_total
  • comment_url_title_path
  • count
  • current_time
  • date
  • debug_mode
  • edit_date
  • elapsed_time
  • email
  • embed
  • encode
  • entry_date
  • entry_id
  • entry_id_path
  • expiration_date
  • forum_topic_id
  • gmt_edit_date
  • gmt_entry_date
  • group_description
  • group_id
  • gzip_mode
  • hits
  • homepage
  • icq
  • interests
  • ip_address
  • ip_hostname
  • lang
  • location
  • member_group
  • member_id
  • member_profile_link
  • member_search_path
  • most_recent_comment
  • msn_im
  • occupation
  • path
  • permalink
  • photo_image_height
  • photo_image_width
  • photo_url
  • private_messages
  • profile_path
  • random
  • recent_comment_date
  • relative_date
  • relative_url
  • screen_name
  • signature
  • signature_image_height
  • signature_image_url
  • signature_image_width
  • site_index
  • site_name
  • site_url
  • status
  • stylesheet
  • switch
  • title
  • title_permalink
  • total_comments
  • total_entries
  • total_forum_posts
  • total_forum_topics
  • total_queries
  • total_results
  • trimmed_url
  • url
  • url_as_email_as_link
  • url_or_email
  • url_or_email_as_author
  • url_title
  • url_title_path
  • username
  • version
  • view_count_four
  • view_count_one
  • view_count_three
  • view_count_two
  • channel
  • channel_id
  • webmaster_email
  • yahoo_im