Node.js http.ServerResponse response.getHeader(name)用法及代码示例

response.getHeader(name)

参数

• name <string>
• 返回： <any>

读出已排队但未发送到客户端的标头。名称不区分大小写。返回值的类型取决于提供给 response.setHeader() 的参数。

response.setHeader('Content-Type', 'text/html');
response.setHeader('Content-Length', Buffer.byteLength(body));
response.setHeader('Set-Cookie', ['type=ninja', 'language=javascript']);
const contentType = response.getHeader('content-type');
// contentType is 'text/html'
const contentLength = response.getHeader('Content-Length');
// contentLength is of type number
const setCookie = response.getHeader('set-cookie');
// setCookie is of type string[]