view class="container" class="zn-uploadimg">	
<button type="primary"bindtap="showok">消息提示框</button> 	
<button type="primary"bindtap="modalcnt">模态弹窗</button> 	
<button type="primary"bindtap="actioncnt">操作菜单</button>
 </view>

//show.js
//获取应用实例 
var app = getApp() 
Page({
	showok:function() {
		wx.showToast({
		 	title: '成功',
		 	icon: 'success',
		 	duration: 2000
		})
	}
})

//show.js
//获取应用实例 
var app = getApp() 
Page({
	showok:function() {
		wx.showToast({
		 	title: '成功',
		 	icon: 'success',
		 	duration: 2000
		})
	}
})

//show.js
//获取应用实例 
var app = getApp() 
Page({
	modalcnt:function(){
		wx.showModal({
			title: '提示',
			content: '这是一个模态弹窗',
			success: function(res) {
				if (res.confirm) {
				console.log('用户点击确定')
				} else if (res.cancel) {
				console.log('用户点击取消')
				}
			}
		})
	}
})

//show.js
//获取应用实例 
var app = getApp() 
Page({
	actioncnt:function(){
		wx.showActionSheet({
			itemList: ['A', 'B', 'C'],
			success: function(res) {
				console.log(res.tapIndex)
			},
			fail: function(res) {
				console.log(res.errMsg)
			}
		})
	}
})

<!--show.wxml-->
<view class="container" class="zn-uploadimg">	
<button type="primary"bindtap="modalinput">
modal有输入框
</button> 
</view>
<modal hidden="{{hiddenmodalput}}" title="请输入验证码" confirm-text="提交" cancel-text="重置" bindcancel="cancel" bindconfirm="confirm"> 
 <input type='text'placeholder="请输入内容" auto-focus/>
</modal>

//show.js 
//获取应用实例 
var app = getApp() 
Page({
	data:{
  hiddenmodalput:true,
  //可以通过hidden是否掩藏弹出框的属性，来指定那个弹出框
 },
	//点击按钮痰喘指定的hiddenmodalput弹出框
	modalinput:function(){
		this.setData({
		 hiddenmodalput: !this.data.hiddenmodalput
		})
	},
	//取消按钮
	cancel: function(){
  this.setData({
   hiddenmodalput: true
  });
 },
 //确认
 confirm: function(){
  this.setData({
	  hiddenmodalput: true
	 })
 }
})