Node.js http.ServerResponse response.getHeader(name)用法及代碼示例

response.getHeader(name)

參數

• name <string>
• 返回： <any>

讀出已排隊但未發送到客戶端的標頭。名稱不區分大小寫。返回值的類型取決於提供給 response.setHeader() 的參數。

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[]