let number = 2 if((number%2) == 0) { console.log("偶数(even)") } else { console.log("奇数(odd)") }
let number = 0 if(number == 0) { console.log("zero") } else if ((number%2) == 0) { console.log("偶数(even)") } else { console.log("奇数(odd)") }