<!DOCTYPEhtml><html><body><script>//validatethetherthisbrowsersupportstorageif(window.localStorage){console.log("supportlocalstorage");}if(window.sessionStorage){console.log("supportsessionstorage");}addEntryForSessionStorage();addEntryForLocalStorage();printAllLocalStoreInfo();printAllSessionStoreInfo();/*==============================sessionstorage==============================*/functionaddEntryForSessionStorage(){varkey=window.sessionStorage.length+1;varvalue=parseInt(Math.random()*1000);window.sessionStorage.setItem(key,value);}functionprintAllSessionStoreInfo(){console.log("allsessionstorageinformatonisbelow.");varsessionStorage=window.sessionStorage;for(vari=0;i<sessionStorage.length;i++){varkey=sessionStorage.key(i);varvalue=sessionStorage.getItem(key);console.log(key+":"+value);}}/*==============================localstorage==============================*/functionaddEntryForLocalStorage(){varkey=window.localStorage.length+1;varvalue=parseInt(Math.random()*1000);window.localStorage.setItem(key,value);}functionprintAllLocalStoreInfo(){console.log("alllocalstorageinformatonisbelow.");varlocalStorage=window.localStorage;for(vari=0;i<localStorage.length;i++){varkey=localStorage.key(i);varvalue=localStorage.getItem(key);console.log(key+":"+value);}}</script></body></html>