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JotForm is a free online form builder which helps you create online forms without writing a single line of code. No sign-up required.

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We believe that if one user has a question, there could be more users who may have the same question. This is why many of our support forum threads are public and available to be searched and viewed. If you’d like help immediately, feel free to search for a similar question, or submit your question or concern.

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    The correlation of the radio button module

    Asked by sevunt on April 05, 2012 at 10:42 PM

    hello admin

          For example,there are two radio button A and B,and A have three options.if i choose one of the three options,then the choose decide B whether required. i need your help,thank you very much!

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    JotForm Support

    Answered by jonathan on April 05, 2012 at 11:57 PM


    I am not sure I understand your question correctly. But I will try to assist you.
    Please try this form.

    On this form I have 2 radio button with 3 options each. In A, if option 2 is selected B radio button becomes available and required. 

    Please inform us if this is not what you were looking for. Thanks.

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    Answered by sevunt on April 06, 2012 at 12:15 AM

    yes, you  understand correctly.how to do it?http://jotform.me/form/20958597299476,i want make a form like it.thanks

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    JotForm Support

    Answered by jonathan on April 06, 2012 at 12:58 AM

    Hi sevunt,

    I used the Conditional Logic on Form, you can check how to on this guide.

    You can also clone this form  http://jotform.me/form/20958597299476 for you to be able to check on hand how the condition was created. Here is how to clone a form from a URL

    Thank you for considering our service. Feel free to inform us should you require further assistance.