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 that cannot be used in Template Names.

• 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 these 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 field names. Below is a list of these reserved words.

• app_version
• author
• author_id
• avatar_image_height
• avatar_image_width
• avatar_url
• captcha
• channel
• channel_id
• charset
• comment_auto_path
• comment_entry_id_auto_path
• comment_tb_total
• comment_total
• comment_url_title_path
• content
• count
• current_time
• date
• debug_mode
• edit_date
• elapsed_time
• else
• elseif
• email
• 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
• if
• ip_address
• ip_address
• ip_hostname
• lang
• member_group
• member_id
• member_profile_link
• member_search_path
• month
• most_recent_comment
• parents
• path
• permalink
• photo_image_height
• photo_image_width
• photo_url
• private_messages
• profile_path
• random
• recent_comment_date
• relative_date
• relative_url
• screen_name
• siblings
• 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_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
• webmaster_email
• year