JavaScript Array some 方法

引用类型

some判断是否满足条件，返回布尔类型

const arr = [
    {amount: 39.9, name: "product c"},
    {amount: 19.9, name: "product a"},
    {amount: 29.9, name: "product b"},
];
const result = arr.some(item => item.amount > 29.9);
console.log(result)

输出

true

基础类型

const arr2 = [2, 4, 6, 8, 10];
const result2 = arr2.some(item => item === 1);
console.log(result2)

返回

false