Adobe Acrobat XI - Manual (Page 252)

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Forms
Last updated 1/14/2015
Custom
Makes additional options available to form designers who want to write their own JavaScripts for formatting and
keystrokes. For example, a custom script could define a new currency format or limit the user entry to specific
keystroke characters.
Custom Format Script Displays any custom scripts you have added for formats. The Edit button opens a dialog box in
which you can write and add new scripts.
Custom Keystroke Script Displays any custom scripts you have added to validate keystrokes. The Edit button opens a
dialog box in which you can write and add new scripts.
To get the JavaScript for Acrobat API Reference, see the Acrobat Developer Center at
www.adobe.com/go/learn_acr_javascript_en (PDF, English only).
Validation tab for form field properties
The Validation tab appears only in the Text Field Properties and Dropdown box Properties dialog boxes. Validation
properties restrict entries to specified ranges, values, or characters, ensuring that users enter the appropriate data for a
specified form field.
Field Value Is Not Validated Turns off validation.
Field Value Is In Range Sets a numeric range for form fields using values you enter in either as a number or a
percentage.
Run Custom Validation Script Validates by a JavaScript that you create or provide.
More Help topics
Adding JavaScript to forms
Value tab for form field properties
The Value tab appears for barcode form fields only.
Encode Using Activates these options: