IN THIS CHAPTER
What the form object represents
How to access key form object properties and methods
How text, button, and select objects work
How to submit forms from a script
How to pass information from form elements to functions
Most interactivity between a web page and the user takes place inside a form. That's where a lot of the interactive HTML stuff lives for every browser: text fields, buttons, checkboxes, option lists, and so on.
As described in earlier chapters, you may use the modern document object model (DOM)
Using the original DOM Level 0 syntax, you can reference a
form object either by its position in the array of forms contained by a document or by name (if you assign an identifier to the
name attribute inside the
<form> tag). If only one form appears in the document, it is still a member of an array (a one-element array) and is referenced as follows:
Or use the string of the element's name as the array index:
Notice that the array reference uses the plural version of ...