微信小程序 下载文档并预览 ppt excel word

下载

 

下载按钮如上

 

downloadFile: function (e) {

console.log(e);

let type = e.currentTarget.dataset.type;

let url = e.currentTarget.dataset.url;

switch (type) {

case "pdf":

url += 'pdf';

break;

case "word":

url += 'docx';

break;

case "excel":

url += 'xlsx';

break;

default:

url += 'pptx';

break;

}

wx.downloadFile({

url: url,

header: {

"productCode": 'wgs-wechat',

"token": wx.getStorageSync('token'),

},

success: function (res) {

console.log(res)

var filePath = res.tempFilePath;

console.log(filePath);

wx.openDocument({

fileType: 'xlsx',

filePath: filePath,

success: function (res) {

console.log('打开文档成功')

},

fail: function (res) {

console.log(res);

},

complete: function (res) {

console.log(res);

}

})

},

fail: function (res) {

console.log('文件下载失败');

},

complete: function (res) { },

})

},

 

注意  fileType: 'xlsx',  必须要写 不然会找不到类型  此例子是 下载 表格

转载于:https://www.cnblogs.com/xulongyang/p/10402419.html