检测 storage

test.localstorage.sessionstorage.js

tests['localstorage'] = function() {
    try {
        localStorage.setItem(mod, mod);
        localStorage.removeItem(mod);
        return true;
    } catch(e) {
        return false;
    }
};

tests['sessionstorage'] = function() {
    try {
        sessionStorage.setItem(mod, mod);
        sessionStorage.removeItem(mod);
        return true;
    } catch(e) {
        return false;
    }
};