cache-header-control

Control the response cache header

Install

npm install cache-header-control --save

Usage

var express = require('express');
var setCacheHeader = require('cache-header-control');

var app = express();

app.use(function (req, res, next) {
  // Sets `Cache-Control` header to `public, max-age=600` and `Expires` too
  // 'minute' -> 10 minutes -> 600 seconds
  setCacheHeader(res, 'minute');
  next();
});

app.listen(3000, function () {
  
});

setCacheHeader(responseObject, timeValue)

• responseObject - the response object passed through by Node
• timeValue - the max-age, Expires value to set the headers. Can be the following types:
  • false|undefined|null|''|0|negative number:-2,'-3' - sets value to no-cache, no-store, must-revalidate
  • number - a number or a string can be parse to a number. Sets the Cache-Control header to public, max-age={number} and Expires header to {number}
  • string can be:
    • 'minute' - 600(10 minutes)
    • 'hour' - 3600(1 hour)
    • 'day' - 86400(1 day)

Run Tests

npm install
npm test