The var Tag

name

yes

Insert the name of the variable. See "The name attribute" on page 9.

expr

yes

Insert an expression that evaluates a value. See "The expr attribute" on page 9.

fmt

yes

Specify a data format, which may be a special, custom, or C-style format. See Custom, Special, C, and Empty Formats

null

yes

Specify a string to be substituted for null values. See Null Values

lower

no

Convert all upper-case letters to lower case

upper

no

Convert all lower-case letters to upper case.

capitalize

no

Convert the first character of the inserted to upper case.

spacify

no

Convert underscores in the inserted value to spaces.

thousands_commas

no

In a value containing all numbers, insert commas every three digits to the left of a decimal point. For example, "12000 widgets" becomes "12,000 widgets".

html_quote

no

Convert characters that have special meaning in HTML to HTML character entities.

url_quote

no

Convert characters that have special meaning in URLS to HTML character entities using decimal values.

sql_quote

no

Convert single quotation mark to a pair of single quotation marks. This is needed to safely include values in Standard Query Language (SQL) strings.

newline_to_br

no

Convert new-line characters, carriage-return characters, and new-line-carriage-return character combinations to new-line characters followed by HTML break tags.

size

yes

Truncate the value to the given size. See Truncation

etc

yes

Provide a string to be added to truncated text to indicate that truncation has occurred. The default value is "...". See Truncation