本文介绍了Javascript从具有最小值和最小值的数组中获取对象,需要先查找再查找对象的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
我在对象中的对象数组具有不同的键,所以我希望对象在该数组中具有最小值
I have array of objects in object have different key so i want the object having minimum value in that array
list = [ { 'id':4, 'name':'nitin', 'group':'angularjs' }, { 'id':1, 'name':'nitin', 'group':'angularjs' }, { 'id':2, 'name':'nitin', 'group':'angularjs' }, { 'id':3, 'name':'nitin', 'group':'angularjs' }]我尝试过
var minValue = Math.min.apply(Math, list.map(function (o) { return o.id; }))但是它只返回id而不是整个对象,然后我必须对get object进行更多过滤
but it returns only the id not whole object then i have to make more filter for get object
有什么直接的方法可以找到对象吗?
is there any direct method to find object?
推荐答案您可以使用数组reduce方法:
var list = [ { 'id':4, 'name':'nitin', 'group':'angularjs' }, { 'id':1, 'name':'nitin', 'group':'angularjs' }, { 'id':2, 'name':'nitin', 'group':'angularjs' }, { 'id':3, 'name':'nitin', 'group':'angularjs' }]; var result = list.reduce(function(res, obj) { return (obj.id < res.id) ? obj : res; }); console.log(result);
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Javascript从具有最小值和最小值的数组中获取对象,需要先查找再查找对象
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