Javascript 使用谷歌应用程序脚本更改列表选项
我想使用html和javascript(google apps脚本)的组合将项目列表加载到下拉选择框中 我已经能够让所有javascript函数按预期调用和返回值,但是当我的代码尝试向select对象添加选项时,它似乎失败了 这是我当前的HTML(“索引”): 除了文件夹列表,一切都运行得很好。我手动填充了select选项,以确保processForm函数正常工作。我甚至测试了(使用另一个警报)以确保“getFolderList()”中的文件夹名称数组被忠实地传递(确实如此)。获取名为“文件夹”的选择项或创建新的“选项”项似乎没有任何问题。当“addItems”试图将选项添加到列表中时,它似乎失败了。谁能告诉我我做错了什么,和/或如何修复它Javascript 使用谷歌应用程序脚本更改列表选项,javascript,html,google-apps-script,html-select,Javascript,Html,Google Apps Script,Html Select,我想使用html和javascript(google apps脚本)的组合将项目列表加载到下拉选择框中 我已经能够让所有javascript函数按预期调用和返回值,但是当我的代码尝试向select对象添加选项时,它似乎失败了 这是我当前的HTML(“索引”): 除了文件夹列表,一切都运行得很好。我手动填充了select选项,以确保processForm函数正常工作。我甚至测试了(使用另一个警报)以确保“getFolderList()”中的文件夹名称数组被忠实地传递(确实如此)。获取名为“文件夹”
谢谢 以下是您的问题的解决方案:
<!DOCTYPE html>
<html>
<head>
</head>
<body>
<form id="myForm">
<p>Please choose a folder to receive the upload</p>
<select name="folder" id="fldrList">
<option value="Test Value">Test Value</option>
</select>
<br>
<input name="myFile" type="file" id="myFile"/>
<br>
<input type="button" value="Submit"
onclick="google.script.run.withSuccessHandler(successMess).processForm(this.parentNode)" />
</form>
<div id="output"></div>
</body>
<script type="text/javascript">
// The code in these functions run when the page is loaded.
google.script.run.withSuccessHandler(addItems).getFolderList();
//This function uses an array of folder names to create options for the select list
function addItems(folders){
console.log('addItems was called!' + folders);
var htmlSelect = document.getElementById('fldrList');
console.log('htmlSelect: ' + htmlSelect);
var optionHTML = '';
for(var z = 0; z < folders.length; z++){
console.log('z: ' + z);
console.log('folders[z]: ' + folders[z]);
optionHTML = optionHTML + "<option value='" + folders[z] + "'>" + folders[z] + "</option>";
};
htmlSelect.innerHTML = optionHTML;
}
//this function lets the user know if the upload failed or not
function successMess(returnText) {
var div = document.getElementById('output');
div.innerHTML = '<p>'+returnText+'</p>';
}
</script>
</html>
请选择一个文件夹以接收上载
测试值
//这些函数中的代码在加载页面时运行。
google.script.run.withSuccessHandler(addItems.getFolderList();
//此函数使用文件夹名称数组为选择列表创建选项
函数附加项(文件夹){
log('调用了addItems!'+文件夹);
var htmlSelect=document.getElementById('fldrList');
log('htmlSelect:'+htmlSelect);
var optionHTML='';
对于(var z=0;z';
}
将select元素的id名称从文件夹更改为fldrList
不幸的是,add
方法不起作用。您可以以字符串的形式创建HTML并将其注入
请注意,FOR循环创建了一个HTML字符串,然后在FOR循环完成时,HTML被注入SELECT元素。它起作用了。由于某些原因,应用程序脚本似乎不允许使用.add
方法。不知道为什么
function doGet(){
return HtmlService.createHtmlOutputFromFile('index');
}
function processForm(formObject) {
var formBlob = formObject.myFile;
var folderName = formObject.folder;
var returnText = 'Please choose a valid file to upload';
if(formBlob.length > 0){
returnText = 'Your document was uploaded successfully!';
try{
var folder = DriveApp.getFoldersByName(folderName).next();
var driveFile = folder.createFile(formBlob);
}catch(e){
returnText = 'There was an error processing your document';
}
}
return returnText;
}
function getFolderList(){
Logger.log('getFolderList was called');
var ParentFolder = DriveApp.getFoldersByName('Test Folder').next();
var shopFolders = ParentFolder.getFolders();
var folderList = [];
while(shopFolders.hasNext()){
folderList.push(shopFolders.next().getName());
}
folderList.sort();
return folderList;
}
<!DOCTYPE html>
<html>
<head>
</head>
<body>
<form id="myForm">
<p>Please choose a folder to receive the upload</p>
<select name="folder" id="fldrList">
<option value="Test Value">Test Value</option>
</select>
<br>
<input name="myFile" type="file" id="myFile"/>
<br>
<input type="button" value="Submit"
onclick="google.script.run.withSuccessHandler(successMess).processForm(this.parentNode)" />
</form>
<div id="output"></div>
</body>
<script type="text/javascript">
// The code in these functions run when the page is loaded.
google.script.run.withSuccessHandler(addItems).getFolderList();
//This function uses an array of folder names to create options for the select list
function addItems(folders){
console.log('addItems was called!' + folders);
var htmlSelect = document.getElementById('fldrList');
console.log('htmlSelect: ' + htmlSelect);
var optionHTML = '';
for(var z = 0; z < folders.length; z++){
console.log('z: ' + z);
console.log('folders[z]: ' + folders[z]);
optionHTML = optionHTML + "<option value='" + folders[z] + "'>" + folders[z] + "</option>";
};
htmlSelect.innerHTML = optionHTML;
}
//this function lets the user know if the upload failed or not
function successMess(returnText) {
var div = document.getElementById('output');
div.innerHTML = '<p>'+returnText+'</p>';
}
</script>
</html>