Set hidden input form value from URL parameters

Example

Description

Set hidden form input values from URL parameters on your Webflow site. This Javascript code allows you to utilize Webflow's native form input and add hidden values based on URL parameters. This is great for paid advertising campaigns, internal link tracking and a variety of other options.

Instructions

Add the custom Javascript to the custom code section within your Webflow page settings
Update the values within the Javascript code to your own settings (name/creator-name/etc)
Update the location with your own domain/URL

Javascript snippet

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<script>
//Get name and email from URL and add to hidden inputs
    function getUrlParameter(name) {
        name = name.replace(/[\[]/, '\\[').replace(/[\]]/, '\\]');
        var regex = new RegExp('[\\?&]' + name + '=([^&#]*)');
        var results = regex.exec(location.search);
        return results === null ? '' : decodeURIComponent(results[1].replace(/\+/g, ' '));
    };

    $(document).ready(function() {
        if (window.location.href.indexOf("?name=") > -1) {
            const name = getUrlParameter('name');
            const email = getUrlParameter('email');
            document.getElementById('creator-name').value = name;
            document.getElementById('creator-email').value = email;
        } else {
            window.location.replace("https://webflow-pitch.webflow.io/");
        }
    });
</script>

CSS snippet

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HTML snippet

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Snippet tags

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URL

Forms

Javascript

Flowradar

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