const first = () => { console.log('first'); return false; }
const second = () => { console.log('second'); return true; }
console.log( first() && second() );
console.log( second() || first() );
执行以上代码后打印的结果为()
A.
first, second, false, second, first, true
B.
first, second, false, second, true
C.
first, false, second, first, true
D.
first, false, second, true
