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Get and Set Cookie

/ Published in: JavaScript
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  1. function Trim(strValue) {
  2.   return strValue.replace(/^\s+|\s+$/g, '');
  3. }
  4.  
  5. function getCookie(key) {
  6.    var result = false;
  7.    if(document.cookie) {
  8.       var mycookieArray = document.cookie.split(';');
  9.       for(i=0; i<mycookieArray.length; i++) {
  10.          var mykeyValue = mycookieArray[i].split('=');
  11.          if(Trim(mykeyValue[0]) == key) result = mykeyValue[1];
  12.       }
  13.    }
  14.    return result;
  15. }
  16.  
  17. function setCookie(key, value, hoursExpire) {
  18.    var ablauf = new Date();
  19.    var expireTime = ablauf.getTime() + (hoursExpire * 60 * 60 * 1000);
  20.    ablauf.setTime(expireTime);
  21.    document.cookie = key + "=" + value + "; expires=" + ablauf.toGMTString();
  22. }
  23.  
  24. var mycookie = getCookie('meincookie');
  25. if(!mycookie) {
  26.    // do whatever you want if the cookie is not set
  27.    setCookie('meincookie', 'true', 24);
  28. } else {
  29.    // do whatever you want if the cookie is set
  30.    // mycookie contains the cookie value
  31. }

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