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Accessing the Elements of a Form


/*
Mastering JavaScript, Premium Edition
by James Jaworski 

ISBN:078212819X
Publisher Sybex CopyRight 2001
*/

<HTML>
<HEAD>
<TITLE>Multiform Document Example</TITLE>
<SCRIPT LANGUAGE="JavaScript"><!--
function displayFormData() {
 win2=open("","window2")
 win2.document.open("text/plain")
 win2.document.writeln("This document has "+
  document.forms.length+" forms.")
 for(i=0;i<document.forms.length;++i) {
  win2.document.writeln("Form "+i+" has "+
   document.forms[i].elements.length+" elements.")
  for(j=0;j<document.forms[i].elements.length;++j) {
   win2.document.writeln((j+1)+" A "+
    document.forms[i].elements[j].type+" element.")
  }
 }
 win2.document.close()
 return false
}
// --></SCRIPT>
</HEAD>
<BODY>
<H1>Multiform Document Example</H1>
<FORM ACTION="nothing" onSubmit="return displayFormData()">
<H2>Form 1</H2>
<P>Text field: <INPUT TYPE="TEXT" NAME="f1-1"
 VALUE="Sample text"></P>
<P>Password field: <INPUT TYPE="PASSWORD" NAME="f1-2"></P>
<P>Text area field:
<TEXTAREA ROWS="4" COLS="30"
  NAME="f1-3">Write your novel here.</TEXTAREA></P>
<P><INPUT TYPE="SUBMIT" NAME="f1-4" VALUE="Submit">
<INPUT TYPE="RESET" NAME="f1-5"></P>
</FORM>
<HR>
<FORM>
<H2>Form 2</H2>
<P><INPUT TYPE="CHECKBOX" NAME="f2-1" VALUE="1"
 CHECKED> Check me!</P>
<P><INPUT TYPE="CHECKBOX" NAME="f2-1" VALUE="2"> No.
 Check me!</P>
<P><INPUT TYPE="CHECKBOX" NAME="f2-1" VALUE="3"> Check all of
 us!</P>
<P><INPUT TYPE="RADIO" NAME="f2-2" VALUE="1"> AM</P>
<P><INPUT TYPE="RADIO" NAME="f2-2" VALUE="2" CHECKED> PM</P>
<P><INPUT TYPE="RADIO" NAME="f2-2" VALUE="3"> FM</P>
<INPUT TYPE="FILE" NAME="f2-3">
</FORM>
<HR>
<FORM>
<H2>Form 3</H2>
<INPUT TYPE="HIDDEN" NAME="f3-1">
<SELECT NAME="f3-2" SIZE="4">
<OPTION VALUE="">Item 1</OPTION>
<OPTION VALUE="">Item 2</OPTION>
<OPTION VALUE="" SELECTED>Item 3</OPTION>
<OPTION VALUE="">Item 4</OPTION>
<OPTION VALUE="">Item 5</OPTION>
</SELECT>
</FORM>
</BODY>
</HTML>
           
       
Related examples in the same category
1.  Adjusting a CGI Submission Action
2.  Button Objects: Submit, Reset, and Button
3.  Checking Elements on a Form
4.  Submitting Forms to the Server
5.  Variables in Hidden form
6.  Creating an Example Form for User Feedback
7.  Using the form.elements Array
8.  form.reset() and form.submit() Methods
9.  The onReset and onSubmit Event Handlers
10.   Passing a Form Object and Form Element to Functions
11.   Last-Minute Checking Before Form Submission
12.  A Form for Entering a URL
13.  Storing the last value using a Hidden object.
14.  Methods and Properties of the Submit Object
15.  Methods and Properties of the Reset Object
16.  Properties of the Hidden Object
17.  Methods and Properties of the Form Object
18.  Client-Side JavaScript Objects and HTML Tags That Create Instances of Them
19.  Using the document.forms Property
























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