以下 javascript 代码通过 Gmail API 成功发送电子邮件。然而，表格格式，特别是表格和列（单元格）宽度设置，似乎被忽略了。
function sendMail(email) {
var to = email;
var subject = "HTML formatted email";
var content = "";
content += "<html><body>";
content += "<table width='100%'><tr><td>"; // Outer table
content += "<table width='60%'>"; // Nested table
content += "<tr><td width='70%'>This is a row</td><td width='30%'>999999</td></tr>";
content += "<tr><td width='70%'>So is this</td><td width='30%'>9999</td></tr>";
content += "</table>";
content += "</td></tr></table>";
content += "</body></html>";
var email =
"From: 'me'\r\n" +
"To: " + to + "\r\n" +
"Subject: " + …