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Check if the radio button is checked

The radio button validator is made with HTML, CSS, and JS. They are usually used to check whether the radio button is checked or not. It is very useful and Important e.g. it can check if the user registering to your site had agreed to your terms and conditions or not and if it's not checked our validator will not let that person to continue, you can also use it by copy-pasting the code from my site.
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At first, on our webpage, there is the overview of our blog then there is the example of our radio button validator. There is a button to copy the codes (HTML, CSS, and JS).

You can view and copy the source code files through the link given below. View and Copy Source Code

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