Action Mailer Basics — Ruby on Rails Guides

This guide covers sending emails from your Rails application. After reading this guide, you will know: How to generate and edit Action Mailer classes and mailer views. How to send attachments and multipart emails. How to use Action Mailer callbacks. How to configure Action Mailer for your environment. How to preview emails and test your Action Mailer classes. 1. What is Action Mailer?Action Mailer

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Rails4から変わったらしい

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Rails HTML メール

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receiving emails メール受信部分のコード