Javacript Advanced Programming-forms

1. Form Scripting 1.1 Basics

The <from> elements represent the form:

L Acceptcharset: The character set that the server can handle

L Action: The URL that accepts the request

L Elements: A collection of all controls in the form

L Enctype: Requested encoding type

L Length: Number of controls in the form

L Method: The type of HTTP request to send, usually a GET or post

L Name: Name of the form

L Reset (): Resets all forms to their default values

L Submit (): Submit Form

L Target: The name of the window used to send and accept request responses

1.2 Submitting a form

<input type= "Submit" value= "Submit"/>

<button type= "Submit" >submit</button>

<input type= "image" src= "Io.gif"/>

1.3 Resetting the form

<input type= "reset" value= "reset"/>

<button type= "Reset" >reset</button>

1.4 form fields

Common attributes:

L Disabled: Whether to disable

L form: points to the current form

L Name: Current field name

L ReadOnly: Whether read-only

L TabIndex: Toggle (tab) number

L Type: Field type

L Value: The value that the field submits to the server

1.5 text box

<input name= "name" type= "text" value= ""/>//Single line text box

<textarea name= "name" rows= "cols=" ">xx</textarea>//Multiline text box

1.6 Selection Box

<select name= "name" ></select>//Radio text box

<select name= "Name" multiple= "true" ></select>//multi-select text box

1.7 Rich Text editing

L Use contenteditable

L Use Document.execcommand ()

Javacript Advanced Programming-forms