Class UserProperties

UserProperties.deleteAllProperties();

UserProperties.deleteProperty('special');

UserProperties.setProperties({   "cow"     : "moo",   "sheep"   : "baa",   "chicken" : "cluck" });  // Logs "A cow goes: moo" Logger.log("A cow goes: %s", UserProperties.getProperty("cow"));  // This makes a copy. Any changes that happen here will not // be written back to properties. var animalSounds = UserProperties.getProperties();  // Logs: // A chicken goes cluck! // A cow goes moo! // A sheep goes baa! for(var kind in animalSounds) {   Logger.log("A %s goes %s!", kind, animalSounds[kind]); }

const specialValue = UserProperties.getProperty('special');

UserProperties.setProperties({special: 'sauce', 'meaning': 42});

// This deletes all other properties UserProperties.setProperties({special: 'sauce', 'meaning': 42}, true);

UserProperties.setProperty('special', 'sauce');