Determining Whether a Checkbox Object Is Checked : CheckBox « Form Control « JavaScript DHTML






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Determining Whether a Checkbox Object Is Checked

 <html> <head> <title>Online Registration</title> <SCRIPT LANGUAGE="JavaScript"> function selectText(currentObject) { if (document.form1.selectBox.checked) { currentObject.select() } } </SCRIPT> </head> <body> <form name="form1" method="POST"> <h2>Online Registration</h2> <p>Username:<br> <input type=text size=25 maxlength=256 name="Username" onFocus="selectText(this)"> <br>Browser used:<br> <input type=text size=25 maxlength=256 name="Browser" onFocus="selectText(this)"> <br> Email address:<strong> <br> </strong> <input type=text size=25 maxlength=256 name="EmailAddress" onFocus="selectText(this)"> </p> <h2> <input type=submit value="Register"> <input type=reset value="Clear"> </h2> <p> <input type=checkbox name="selectBox">Activate field selection. </form> </body> </html>








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2.'defaultChecked' Example
3.Check status Example
4.'indeterminate' Example
5.CheckBox check action
6.Using the HTML Form Elements Array
7.Checkbox in a form
8.Check and uncheck a checkbox
9.Checkboxes in a form
10.Checkbox Action
11.The Checkbox Object's checked Property
12.The checked Property as a Conditional
13. A Checkbox and an onClick event Handler
14.Check a CheckBox
15.Is checked
16. Methods and Properties of the Checkbox Object
17.A Checkbox and an onclick Event Handler
18.A Checkbox, an onclick Event Handler and show/hide form controls
19.Get value from check box
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