JQuery+AJAX implements file download

This time I bring you JQuery AJAX implementation File download, what are the precautions for JQuery AJAX implementation file download, the following is a practical case, one Get up and take a look.

JQuery's ajaxfunction has only return types such as xml, text, json, html, etc. There is no "stream" type, so we need to implement ajax download and cannot use the corresponding ajax function. Download the file. But you can use js to generate a form, use this form to submit parameters, and return "stream" type data. During the implementation process, the page was not refreshed

var form=$("<form>");//定义一个form表单
form.attr("style","
display
:none");
form.attr("target","");
form.attr("method","post");
form.attr("action","exportData");
var input1=$("<input>");
input1.attr("type","hidden");
input1.attr("name","exportData");
input1.attr("value",(new Date()).getMilliseconds());
$("body").append(form);//将表单放置在web中
form.append(input1);
form.submit();//表单提交

I believe you have mastered the method after reading the case in this article. For more exciting information, please pay attention to other related articles on the PHP Chinese website!

Recommended reading:

Detailed explanation of the steps for asynchronous uploading of files by the PHP jQuery plug-in

How jQuery converts the url address to obtain the url directory

Detailed explanation of the steps for jquery to parse XML string XML files (with code)

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