plugin-contact-form-7

If you know enough about php, jquery and css, you can use shortcode in contactform 7, this plugin bring ability to integrate a shortcode inside your contact form, then you can write that shortcode with any functionality you like. I recommend to add a filter in your shortcode and then by using metabox make your … Read more

I just figured it out, kind of a stupid mistake. $mail[‘attachments’] expects a string not an array. When adding multiple attachments each file needs to have a new line after it e.g. \n For reference see the Contact Form 7 mail.php file located in the includes folder: https://github.com/wp-plugins/contact-form-7/blob/master/includes/mail.php#L113

Check out the plugin Smart Grid-Layout Design Extension for Contact Form 7. It allows you to build table field input just like what you are describing, including many other useful tools to build powerful form layouts that are pure-css responsive.