FormSubmit AJAX Documentation: Fetch

fetch.js

// https://github.com/github/fetch
fetch("https://formsubmit.co/ajax/your@email.com", {
    method: "POST",
    headers: { 
        'Content-Type': 'application/json',
        'Accept': 'application/json'
    },
    body: JSON.stringify({
        name: "FormSubmit",
        message: "I'm from Devro LABS"
    })
})
    .then(response => response.json())
    .then(data => console.log(data))
    .catch(error => console.log(error));

Please give an HTML contact form example of how to implement this for us beginners. Thanks.

Please give an HTML contact form example of how to implement this for us beginners. Thanks.

You can find an interactive example on the FormSubmit website: https://formsubmit.co/live-demo

How do I prevent captcha using this

How do I prevent captcha using this

There is an option to disable the reCaptcha, kindly read the documentation here: https://formsubmit.co/documentation

I get SyntaxError: Unexpected token '<', "<!DOCTYPE "... is not valid JSON.
Any solution?

How can I change the display template in the mail if using ajax?