ES6数组操作方法every和some的区别
let computers = [
{ name: "mac", ram: 32 },
{ name: "mac", ram: 8 },
{ name: "IBM", ram: 16 },
{ name: "IBM", ram: 64 }
];
//判断每一个元素的ram是否都大于16,强调是每一个
let everyBoolan = computers.every(function(item) {
return item.ram > 16;
});
//判断元素的ram是否都大于16,强调是有一个
let someBoolean = computers.some(function(item) {
return item.ram > 16;
});
console.log(everyBoolan); //结果:false
console.log(someBoolean);//结果: true