HTML页面点击下载文件的方法实例

var $eleBtn1 = $("#btn1"); 

        var $eleBtn2 = $("#btn2"); 

        //已知一个下载文件的后端接口：https://codeload.github.com/douban/douban-client/legacy.zip/master 

        //方法一：window.open() 

        $eleBtn1.click(function(){ 

            window.open("https://codeload.github.com/douban/douban-client/legacy.zip/master"); 

        });

//方法二：通过form 

        $eleBtn2.click(function(){ 

            var $eleForm = $("<form method='get'></form>"); 

            $eleForm.attr("action","https://codeload.github.com/douban/douban-client/legacy.zip/master"); 

            $(document.body).append($eleForm); 

            //提交表单，实现下载 

            $eleForm.submit(); 

        });