VarFORMFIELD < TWiki

FORMFIELD{"fieldname"} -- renders a field in the form attached to some topic

Syntax: %FORMFIELD{"fieldname"}%
Supported parameters:

Parameter:	Description:	Default:
`"fieldname"`	The name of a TWiki form field	required
`topic="..."`	Topic where form data is located. May be of the form `Web.TopicName`	Current topic
`rev="..."`	Get the form field value from the specified topic revision, range `"1"` to top revision of topic. `"0"` is equivalent to the top revision	The `rev` URL parameter value if present, otherwise the top revision
`format="..."`	Format string. Supported variables: • `$value` - form field value • `$value(20, -<br />)` - value hyphenated every 20 characters using separator `-<br />` • `$value(30, ...)` - value shortened to 30 characters • `$length` - length of value (can be used to test if value is set) • `$title` - raw field name (includes space and other special characters) • `$name` - field name (sanitized title) • `$attributes` - form field attributes • `$formtopic` - name of form definition topic	`"$value"`
`default="..."`	Text shown when no value is defined for the field	`""`
`alttext="..."`	Text shown when field is not found in the form	`""`
`newline="$br"`	Convert newlines in textarea to other delimiters. Variable `$br` expands to `<br />` tag, and `$n` to a newline. Other text is encoded based on `encode` parameter.	no conversion
`encode="html"`	Encode special characters into HTML entities. If a FORMFIELD is passed into an HTML form field it should be encoded as `"html"`. Additional encodings available: `encode="quote"`, `encode="moderate"`, `encode="safe"`, `encode="entity"` and `encode="url"`. See ENCODE for details.	`""` (no encoding)

Example: %FORMFIELD{"ProjectName" topic="Projects.SushiProject" default="(not set)" alttext="ProjectName field not found"}%
Example: <input type="text" name="Address" value="%FORMFIELD{ "Address" encode="html" }%" />
- Note: It is easier to use EDITFORMFIELD for custom input fields
Category: DatabaseAndFormsVariables, DevelopmentVariables
Related: EDITFORMFIELD, ENCODE, ENTITY, META, METASEARCH, SEARCH, FormattedSearch, QuerySearch, SearchHelp

r6 - 18 Jul 2013 - 02:03:35 - TWikiContributor

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