delete all cookies javascript

1var getCookies = function(){
2  var pairs = document.cookie.split(";");
3  var cookies = {};
4  for (var i=0; i<pairs.length; i++){
5    var pair = pairs[i].split("=");
6    cookies[(pair[0]+'').trim()] = unescape(pair.slice(1).join('='));
7  }
8  return cookies;
9}
10
11var myCookies = getCookies();
12console.log(myCookies);

1function deleteAllCookies() {
2    var cookies = document.cookie.split(";");
3
4    for (var i = 0; i < cookies.length; i++) {
5        var cookie = cookies[i];
6        var eqPos = cookie.indexOf("=");
7        var name = eqPos > -1 ? cookie.substr(0, eqPos) : cookie;
8        document.cookie = name + "=;expires=Thu, 01 Jan 1970 00:00:00 GMT";
9    }
10}
11
12deleteAllCookies();

1function deleteCookie(name) {
2  document.cookie = name + '=; expires=Thu, 01 Jan 1970 00:00:01 GMT;';
3}

1document.cookie.split(";")
2  .forEach(function(c) { 
3  	document.cookie = c.replace(/^ +/, "").replace(/=.*/, "=;expires=" + new Date().toUTCString() + ";path=/"); });
4

1function clearCookies(wildcardDomain=false, primaryDomain=true, path=null){
2    pathSegment= path ? '; path=' + path : ''
3    expSegment="=;expires=Thu, 01 Jan 1970 00:00:00 GMT"
4    document.cookie.split(';').forEach(
5        function(c) { 
6            primaryDomain && (document.cookie = c.replace(/^ +/, "").replace(/=.*/, expSegment + pathSegment))
7            wildcardDomain && (document.cookie = c.replace(/^ +/, "").replace(/=.*/, expSegment + pathSegment + '; domain=' + document.domain))
8         }
9     )
10}