explicitly delete maxAge instead of setting as undefined

expressjs · Jul 27, 2024 · 4668a6e · 4668a6e
1 parent bcf4b07
commit 4668a6e
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/lib/response.js b/lib/response.js
@@ -698,8 +698,9 @@ res.get = function(field){
 
 res.clearCookie = function clearCookie(name, options) {
  // Force cookie expiration by setting expires to the past
- // ensure maxAge is undefined
- const opts = {path: '/', ...options, expires: new Date(1), maxAge: undefined}
+ const opts = { path: '/', ...options, expires: new Date(1) }
+ // ensure maxAge is not passed
+ delete opts.maxAge
 
  return this.cookie(name, '', opts);
 };