> For the complete documentation index, see [llms.txt](https://docs.smt-x.com/smtx-online-documentation/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.smt-x.com/smtx-online-documentation/fulfillment-platform/forms/text-area-field.md).

# Text (Area) Field

When the type of Field is set to 'Text Field (Single line)', the groups displayed on the General Settings tab is different.\
The Field Settings: input masks group contains the following options:

![clip0247](https://help.smt-x.com/clip0247.png)

* Input Mask: Define and check what is entered by the User. Select which type of information is required in the Field.
  * All : no input check required
  * Numbers : only numbers are allowed
  * Email: a valid email needs to be submitted. SSP 7 will verify if a '@' and a '.' are present
  * URL : a valid URL needs to be submitted. SSP 7 will verify if 'http\://' is present
  * Regular Expression : use a regular expression to check validity of the entered information. More info on regular expressions can be found on the wiki : [http://wiki3.smt-x.com/index.php?title=RegularExpressions ](<http://wiki3.smt-x.com/index.php?title=RegularExpressions >)
* Maximum Characters : set the maximum number of characters for this Field. Spaces are also counted.&#x20;
* Text Area Settings: Columns : set the number of Columns ( width of a field ). On average, 45 is an good width for a text field&#x20;
* Text Area Settings : Rows : this is not used for a single line text field.&#x20;
* Repeatable : this is not used for a single line text field.&#x20;
* Text Transformation : SSP can auto-convert the entered text. This transformation is done right after the input by the user, so the user sees the change in the form. These options are available:
  * All Uppercase : transfer from 'text' to 'TEXT'
  * All Lowercase : transfer from 'tEXt' to 'text'
  * Trim Left Spaces : remove any spaces on the left, at the very start of the entry
  * Trim Right Spaces : remove any spaces on the right, at the very end of the entry