js导出字符串到文本文件

		function fakeClick(obj) {
            var ev = document.createEvent("MouseEvents");
            ev.initMouseEvent("click", true, false, window, 0, 0, 0, 0, 0, false, false, false, false, 0, null);
            obj.dispatchEvent(ev);
        }
        
        function export(name, data) {
            var urlObject = window.URL || window.webkitURL || window;
            var export_blob = new Blob([data]);
            var save_link = document.createElementNS("http://www.w3.org/1999/xhtml", "a")
            save_link.href = urlObject.createObjectURL(export_blob);
            save_link.download = name;
            fakeClick(save_link);
        }
        export("test.txt", "testStr") ;

转自：https://www.cnblogs.com/liuxiaohuan/p/9777371.html