···
<script>
const listenKey = (e)=>{
console.log(e);
}
export default {
onLaunch: function() {
console.log('App Launch')
},
onShow: function() {
//开始全局监听
plus.key.addEventListener("keydown", listenKey,false);
},
onHide: function() {
//移除全局监听
plus.key.removeEventListener("keydown", listenKey);
},  
}  </script>
···
 
             
             
             
			 
                                        
                                     
                                                                    