解决layer.confirm快速点击会重复触发事件的问题

 //出库
 output: function () {
   console.log("出库请求---");   	         
   var lock=false;//默认未锁定
   var myconfirm=layer.confirm('是否确认出库?',{btn: ['确定','取消']},function(index){
      console.log('success');
      console.log(lock);
       //
       if(!lock){
      	 lock=true;//锁定
        //发送
       console.log("ajax---");
        //发送ajax
        $.ajax({
         url: 'https://img.qb5200.com/download-x/dubbo/../outBoundByTask.json',
         isAysn: false,
         type: 'get',
         contentType: 'application/json',
         data:params.join('&'),
         success: function (result) {
               	
         	var res=$.parseJSON(result);
         var code=res.code;
         	
         	if(code==0){
         		layer.msg("操作成功！");
         		window.location.reload();
         	}else{
         		layer.msg(res.msg);
         	}
         	
          

         }
        });
       }
       layer.close(myconfirm);
      }
      ,function(index){
       console.log('fail');
      });
    }