<span style="font-family:Comic Sans MS;font-size:18px;color:#333333;"><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></span> 

<span style="font-family:Comic Sans MS;font-size:18px;color:#333333;">//show.js  
//获取应用实例    
var app = getApp()    
Page({  
    showok:function() {  
        wx.showToast({  
            title: \'成功\',  
            icon: \'success\',  
            duration: 2000  
        })  
    }  
})  
</span>  

//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  
        })  
    }  
      
})