Voice Broadcast-Text to system sound

A paragraph of text, let the system with the voice broadcast, using avfoundation frame Avspeechsynthesizer can, very simple.

Step 1, import the Avfoundation framework:

1 Import avfoundation

Step 2, create the speech synthesizer:

1     /// Speech synthesizer 2     private lazy var speechsynthesizer:avspeechsynthesizer = {3let         speech =  Avspeechsynthesizer ()4         return  speech5     } ()

Step 3, Play voice:

1     ///Voice Broadcast Method2     ///3     ///-Parameter text: Textual content4     Privatefunc Playvoicewithtext (text:string) {5         6         //no sound is played before stopping (prevent: voice too long, last not finished)7         //Immediate: Immediately8         //Word: Play the last time, and then play this9 speechsynthesizer.stopspeaking (at:. Immediate)Ten          One         //Instantiate language-read English by default ALet speechutterance = Avspeechutterance (string: Text) -          -         //Specify the playback language theLet voice = Avspeechsynthesisvoice (language:"ZH-CN") -Speechutterance.voice =Voice -          -         //Broadcast + speechsynthesizer.speak (speechutterance) -}

Voice Broadcast-Text to system sound