Holen Sie sich JS
const obj = {
log: ['a', 'b', 'c'],
get latest() { //get is used to return a value from your object
if (this.log.length === 0) {
return undefined;
}
return this.log[this.log.length - 1];
}
};
console.log(obj.latest);
// expected output: "c"
CodeCat