title: 字符串类型，推送的标题 content: 数组类型，markdown格式
$.ddNotice = function(title, content) {
content = content == null ? title : content instanceof Array ? content.join('\n') : content
HttpQuery(DING_URI, {
method: 'POST',
timeout: 3000,
data: JSON.stringify({
msgtype: 'markdown',
markdown: {
title: title,
text: content
}
})
}, null, 'Content-Type: application/json')
}