JavaScript Checkbox

Checkbox are very common in webpage forms and is used where one more than one option is to be selected out of a given choice by visitors. In a radio ( or period ) button we can select one of option out of several choices given to the user. In a check box we can select more than one.

You can read more about basics and design of checkboxes in our html section

We will discuss here various JavaScript controls for checkbox and its uses.

Checkbox validation

How to validate a checkbox inside a form

Checkbox array

A group of checkboxes can be used as array inside a form

Disable textbox

We can enable or disable a textbox by using one checkbox.

Number of checkbox

Limiting number of checkboxes maximum allowed to be clicked in a form

Uncheck and check

Checking or un checking a group of checkboxes by single button.

Disabling the submit button till all the elements of the form are validated

getElementById to access form elements with event handlers

Javascript Form Validation

Period button Validation of a form

How to limit number of checkboxes allowed to be clicked inside a form

Checkbox Validation of a form

Displaying checked value of a check box array

Enable or disable of a text box by a checkbox

All Checking & Un checking in a group of checkboxes by single button

Adding options to a drop down list box

Removing options from a drop down list box

Moving options from one drop down list box to other

Dynamic population of second list box based on value of first list box

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Sections

Checkbox

Checkbox Validation Checkbox Array Disable Limit Checkbox Check All

Form validation

Period button Checkbox ListBox

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