Textarea Formfield

A multi-line text input field for collecting longer text content like descriptions, comments, or configuration snippets.

Properties

Attribute Comments
basic
name
string / required / unique

Field name
Alfanumeric + underscore + dash

This attribute represents the name of the form field.
type
string / required

Field type

Other attributes might only be available for some field types.

Choices:
  • text
  • textarea
  • datetime
  • html
  • file
  • number
  • password
  • checkbox
  • radio
  • enum
  • expression
  • table
label
string

Field label
Free text

A friendly name/label for the field. Note: if not set, the field name is used as label, but not when type is html.

Since 6.0.3: Supports placeholders for dynamic labels (e.g., Label: $(fieldname)).
placeholder
string

In-field help value
Free text

Some form fields allow an in-field hint value.

Since 6.0.3: Supports placeholders for dynamic hints (e.g., Enter password (min $(minLength) chars)).
help
string

Field help message
Free text

Some fields require additional help information. This help message will be shown below the field.

Since 6.0.3: Supports placeholders for dynamic help text (e.g., This field depends on $(fieldname)).
data
default
many

Default value

The type of the value depends on the field type.
Can be string,boolean, number, array or object. When using multiple, the default must be an array.
When using an enum field, you can use the following special values :

  • __auto__ : select the first
  • __none__ : select none
  • __all__ : select all (if multiple is true)
evalDefault
boolean
added in version 4.0.5

Evaluates default value

A default can be treated as javascript and can thus hold expressions like '$(other_field)'.toUpperCase() or Math.PI or Date.getDate.toISOString()

Default:
false
interaction
dependencyFn
string
added in version 4.0.0

The dependency logical function

This attribute represents the logical function between multiple dependencies.

Choices:
  • and (default)
  • or
dependencies
list / elements=object

Show/hide this field based on the values or other fields
Reference to other formfields and their values

Each dependency element is either an object with the following 2 attributes:

  • name : holds the fieldname.
  • values : a list of valid values for the referenced field.

Or with the following 2 attributes:

  • name : holds the fieldname.
  • isValid : a boolean to check if the referenced is validated or not.

Use in combination with attribute dependencyFn.
output
noOutput
boolean

Do not output as extravar

Form fields are by default send as extravars.
If you do not want a field to be sent as extravar, set this attribute to true.

Default:
false
model
string or array

Extravar modelling
An dot-based string notation of an object, or an array of these

By default, a field is sent as a root-extravar.
If you want model the output of the extravars, you can specify a dot-notation of how this field should be modelled.
security
noLog
boolean
added in version 2.2.3

Disable backend logging

Disables logging in the backend, to hide passwords for example.

Default:
false
validation
required
boolean

Required field

Makes the field required.

Default:
false
validIf
object
added in version 2.2.4

An field based validation (field must be true)

Enforces a validation where a referencing (expression) field must be true. This field requires an object with 2 attributes:

  • field : The name of the referencing field
  • description : A validation message to show when the validation is not met. (Since 5.0.1: Supports placeholders for dynamic messages)
validIfNot
object
added in version 2.2.4

An field based validation (field must be false)

Enforces a validation where a referencing (expression) field must be false. This field requires an object with 2 attributes:

  • field : The name of the referencing field
  • description : A validation message to show when the validation is not met. (Since 5.0.1: Supports placeholders for dynamic messages)
ignoreIncomplete
boolean

Allow form submit on non-evaluated placeholders

When an expression-based field has placeholders,
the default form behaviour is not to allow form submit until all placeholders are resolved. When this attribute is true, the form does not wait for placeholder completion for this field.

Default:
false
visualization
group
string

The field group name
Free text

With this attribute you can group fields together.
When all fields in a group are hidden (due to dependencies), the group is also hidden.
line
string
added in version 4.0.3

The field line name
Free text

With this attribute you can group fields in a single line together.
Use together with the width parameter to set the width, if not, the width is auto.
width
string
added in version 4.0.3

The field width
A valid Bootstrap Column width

With this attribute you can set the width of a field.
Use together wit the line parameter to put fields on 1 line. see https://getbootstrap.com/

Choices:
  • col-1
  • col-2
  • col-3
  • col-4
  • col-5
  • col-6
  • col-7
  • col-8
  • col-9
  • col-10
  • col-11
  • col-12
name
string / required / unique

Field name
Alfanumeric + underscore + dash

This attribute represents the name of the form field.
type
string / required

Field type

Other attributes might only be available for some field types.

Choices:
  • text
  • textarea
  • datetime
  • html
  • file
  • number
  • password
  • checkbox
  • radio
  • enum
  • expression
  • table
label
string

Field label
Free text

A friendly name/label for the field. Note: if not set, the field name is used as label, but not when type is html.

Since 6.0.3: Supports placeholders for dynamic labels (e.g., Label: $(fieldname)).
placeholder
string

In-field help value
Free text

Some form fields allow an in-field hint value.

Since 6.0.3: Supports placeholders for dynamic hints (e.g., Enter password (min $(minLength) chars)).
help
string

Field help message
Free text

Some fields require additional help information. This help message will be shown below the field.

Since 6.0.3: Supports placeholders for dynamic help text (e.g., This field depends on $(fieldname)).
group
string

The field group name
Free text

With this attribute you can group fields together.
When all fields in a group are hidden (due to dependencies), the group is also hidden.
line
string
added in version 4.0.3

The field line name
Free text

With this attribute you can group fields in a single line together.
Use together with the width parameter to set the width, if not, the width is auto.
width
string
added in version 4.0.3

The field width
A valid Bootstrap Column width

With this attribute you can set the width of a field.
Use together wit the line parameter to put fields on 1 line. see https://getbootstrap.com/

Choices:
  • col-1
  • col-2
  • col-3
  • col-4
  • col-5
  • col-6
  • col-7
  • col-8
  • col-9
  • col-10
  • col-11
  • col-12
dependencyFn
string
added in version 4.0.0

The dependency logical function

This attribute represents the logical function between multiple dependencies.

Choices:
  • and (default)
  • or
dependencies
list / elements=object

Show/hide this field based on the values or other fields
Reference to other formfields and their values

Each dependency element is either an object with the following 2 attributes:

  • name : holds the fieldname.
  • values : a list of valid values for the referenced field.

Or with the following 2 attributes:

  • name : holds the fieldname.
  • isValid : a boolean to check if the referenced is validated or not.

Use in combination with attribute dependencyFn.
noLog
boolean
added in version 2.2.3

Disable backend logging

Disables logging in the backend, to hide passwords for example.

Default:
false
default
many

Default value

The type of the value depends on the field type.
Can be string,boolean, number, array or object. When using multiple, the default must be an array.
When using an enum field, you can use the following special values :

  • __auto__ : select the first
  • __none__ : select none
  • __all__ : select all (if multiple is true)
evalDefault
boolean
added in version 4.0.5

Evaluates default value

A default can be treated as javascript and can thus hold expressions like '$(other_field)'.toUpperCase() or Math.PI or Date.getDate.toISOString()

Default:
false
required
boolean

Required field

Makes the field required.

Default:
false
validIf
object
added in version 2.2.4

An field based validation (field must be true)

Enforces a validation where a referencing (expression) field must be true. This field requires an object with 2 attributes:

  • field : The name of the referencing field
  • description : A validation message to show when the validation is not met. (Since 5.0.1: Supports placeholders for dynamic messages)
validIfNot
object
added in version 2.2.4

An field based validation (field must be false)

Enforces a validation where a referencing (expression) field must be false. This field requires an object with 2 attributes:

  • field : The name of the referencing field
  • description : A validation message to show when the validation is not met. (Since 5.0.1: Supports placeholders for dynamic messages)
ignoreIncomplete
boolean

Allow form submit on non-evaluated placeholders

When an expression-based field has placeholders,
the default form behaviour is not to allow form submit until all placeholders are resolved. When this attribute is true, the form does not wait for placeholder completion for this field.

Default:
false
noOutput
boolean

Do not output as extravar

Form fields are by default send as extravars.
If you do not want a field to be sent as extravar, set this attribute to true.

Default:
false
model
string or array

Extravar modelling
An dot-based string notation of an object, or an array of these

By default, a field is sent as a root-extravar.
If you want model the output of the extravars, you can specify a dot-notation of how this field should be modelled.

Examples

Textarea 

- type: textarea
  name: comments
  label: Comments
  default: |
    Line 1
    Line 2
  placeholder: add your comments
  required: true
  help: A help message

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