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    Validating multiple checkboxes using javascript

    Adding HTML5 validation to the checkbox is actually very simple.All you need to do is include a This tells the browser that the form should not be allowed to submit without the checkbox checked.For example, if your form has a box for the user to type their email address, you might want your form handler to check that they've filled in their address before you deal with the rest of the form.There are two main methods for validating forms: (usually done using Java Script).Watch our live demo or download our codes to use it./* Below line is used for online Google font */ @import url(Let's build a simple form with a validation script.

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    Here you can see screen captures from Firefox and Chrome: Text alert messages are generated entirely by the browser and will even translate automatically into different languages - something that would be almost impossible using just Java Script.If not, an alert is displayed and focus is moved to the checkbox.Not the prettiest solution, but functional in all browsers with Java Script enabled.Basically you don't want the form to be submitted unless this is checked.Using vanilla Java Script we can prevent form submission as follows: All this does is confirm before submitting the form that the checkbox is checked.

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