const backgroundAudioManager = wx.getBackgroundAudioManager(); play(e){     this.backmusic()     let id = e.currentTarget.dataset.id;     let src = e.currentTarget.dataset.src;     this.audioCtx = wx.createAudioContext(e.currentTarget.dataset.name)     if(this.data.nowid == id && this.data.nowflog == true){       backgroundAudioManager.pause()         this.setData({           nowflog:false,           nowid:null,         })     }else if(this.data.nowid != id){       if(this.data.nowname != null){         this.audioCtx1 = wx.createAudioContext(this.data.nowname);         backgroundAudioManager.pause()       }       console.log(this.audioCtx);              backgroundAudioManager.title = e.currentTarget.dataset.name       backgroundAudioManager.src = src       this.setData({         nowid:id,         nowurl:src,         nowname:e.currentTarget.dataset.name,         nowflog:true       })     }   }, app.json 已经配置