Building a Simple Voice Call Application
Last updated July 27, 2024
Twilio Programmable Voice makes it easy to build your own voice applications, from basic call forwarding to more complex IVR (Interactive Voice Response) systems. This article will walk you through building a simple voice call application that allows you to initiate a call from your web application.
Getting Started with Twilio Programmable Voice
Before we begin, make sure you have the following:
- Twilio Account: Create a free Twilio account at [https://www.twilio.com/](https://www.twilio.com/) if you don't already have one.
- Twilio Phone Number: Purchase a Twilio phone number for making calls.
- Web Development Environment: Choose a web development framework or language like JavaScript, Python, Node.js, or PHP.
- Twilio SDK: Install the Twilio SDK for your chosen web development language.
Building the Simple Call Application
Let's create a simple web application that initiates a voice call using the Twilio JavaScript SDK.
- Create a HTML File: Create a file named `index.html` with the following code:
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