Learn Prototype
Prototype Resources
Selected Reading
© 2011 TutorialsPoint.COM
|
Prototype Form.Element Management
Form.emement is a submodule of Form which deals with specific form controls on INPUT, SELECT and TEXTAREA elements.
Form.Element is also aliased Field. Following two forms are equivalent:
Form.Element.activate('myfield')
is equivalent to:
Field.activate('myfield');
Which in turn equivalent to:
$('myfield').activate()
|
Here is a complete list of all the methods related to Form.Element.
Prototype Event Methods:
NOTE: Make sure you have at least version 1.6 of prototype.js.
Methods | Description |
activate() | Gives focus to a form control and selects its contents if it is a text input. |
clear() | Clears the contents of a text input. |
disable() | Disables a form control, effectively preventing its value to be changed until it is enabled again. |
enable() | Enables a previously disabled form control. |
focus() | Gives keyboard focus to an element. |
getValue() | Returns the current value of a form control. A string is returned for most controls; only multiple select boxes return an array of values. The global shortcut for this method is $F(). |
present() | Returns true if a text input has contents, false otherwise. |
select() | Selects the current text in a text input. |
serialize() | Creates an URL-encoded string representation of a form control in the name=value format. |
|
|
|