wxml部分：

<view class='tupian'>

<image bindtap="chooseimage" style='width:33.33%;height:73px;' src="../../images/tupian.png" hidden='{

{hiddentupian}}'/>

<block wx:for="{

{tempFilePaths}}" wx:key="{

{index}}" >

<image src="{

{tempFilePaths[index]}}" mode="aspecFill" style='width:33.33%;height:73px;float:right' />

</block>

</view>

js部分：

chooseimage: function () {

var that = this;

wx.chooseImage({

count: 3, // 默认9

sizeType: ['original', 'compressed'], // 可以指定是原图还是压缩图，默认二者都有

sourceType: ['album', 'camera'], // 可以指定来源是相册还是相机，默认二者都有

success: function (res) {

that.setData({

tempFilePaths: res.tempFilePaths,

hiddentupian:true,

})

}

})

},

submit部分：

wx.uploadFile({

url: url + '/fabu/fabu!upload.action', //仅为示例，非真实的接口地址

method: 'post',

filePath: tpsc[i],

name: 'file',

formData: {

'filen': result11[i],

},

header: {

"Content-Type": "multipart/form-data"

},

success: function (res) {

var data = res.data

}

})