我需要从FormData读取数据吗?我尝试读取类似someFormatData["valueName"]
的内容,但无法正常工作。options["fileId"]
或options["file"]
不起作用。我也尝试options.fileId
相同的结果:
function upload(file, fileId, callback) {
var formData = new FormData();
formData.append("file", file);
formData.append("fileID", fileId);
$.ajax({
url: '/url',
type: 'POST',
data: formData,
processData: false,
contentType: false,
success: function(response) {
callback(response);
}
});
}
asyncTest("test upload chunk", function() {
var blob = new Blob(["Hello world!"], { type: "text/plain" }),
options = null,
fileID ="someFileID",
response;
jQuery.ajax = function(param) {
options = param; // THIS is FormData object
// how to read fileId and file from here
};
upload(blob, fileID, function (data) {
response = data;
});
options.success({
someProp: 'responseFromServer'
});
setTimeout(function() {
QUnit.equal(options, "dataTosend", "parameters is OK");
QUnit.equal(response["someProp"], "responseFromServer", "Response ok");
start();
},1000);
});
如果使用FormData
对象,则可以在其上使用几种不同的方法……您正在寻找的是
formData.get()
或
formData.getAll()
https://developer.mozilla.org/en-US/docs/Web/API/FormData
请注意,并非所有浏览器都完全支持get()
方法。