IN THIS CHAPTER
This chapter defines the VoiceXML elements for outputting information to the user through text-to-speech (TTS) and playing audio files. The chapter details how to collect input from the user through speech recognition and by collecting keypresses from the phone using the system referred to as Dual-Tone Multifrequency (DTMF). Gracefully handling error conditions associated with inputs is also presented. The attributes of each element and its possible values are discussed. You continue building your v-commerce site using the tags discussed in this chapter.
In VoiceXML, there are two ways to output ...