console.log("@sort by name in ascend",items) 复制代码 Output @sort by value in ascend [ { name:'The', value:-12}, { name:'Magnetic', value:13}, { name:'Edward', value:21}, { name:'Sharpe', value:37}, { name:'Zeros', value:37}, { name:'And', value:45} ] @sort by...
sort(by("age")); 到这里,对象数组排序就算基本实现了。那如何实现多个键值排序呢?意思就是先是对age排序,如果age相同,再比较name。 这时,我们可以进一步修改by函数,让其可以接受第二个参数,当主要的键值产生一个匹配的时候,另一个compare方法将被调用以决出高下。 //by函数接受一个成员名字符串和一个可选的...
]//现在对学生的姓名进行排序students.sort( (a, b)=>{return(a.name < b.name) ? -1 : (a.name > b.name) ? 1 : 0} ) 结果如下↓ 把名字换成年龄 //对学生按年龄进行排序students.sort( (a, b)=>{return(a.age < b.age) ? -1 : (a.age > b.age) ? 1 : 0} ) 这两种排序...
下面开始使用sort(sortby) 来进行这个排序,并打印到控制台: 1 function sortId(a,b){ 2 return 3 } 4 result.sort(sortId); 5 console.log(result); 1. 2. 3. 4. 5. 然后查看控制台,排序成功: 如果对比的对象有相同的属性 则添加id属性到新对象上。 1 arraySort(){ 2 3 function com(oldV,ne...
{age:33,name: "Beth"}, {age:8,name: "Yolanda"}, {age:57,name: "Chris"}, {age:80,name: "Abe"} ];varsorted = _.sortBy(collection, "age");/*[ { age: 8, name: 'Yolanda' }, { age: 33, name: 'Beth' }, { age: 57, name: 'Chris' }, ...
person.sort(function(a,b){a.age-b.age}); //按照年龄排序 排序后的数组: [ {'name' : 'xiaoming','age':7}, {'name' : 'lilei','age':8} {'name' : 'meimei','age':10} ] person.sort(function(a,b){ if(a.name > b.name) {return 1;} ...
varpeople =newWinJS.Binding.List([ {name:"Tom",age:16}, {name:"John",age:17}, {name:"Chris",age:42}, ]);// Sort by namewindow.sortedPeople = people. createSorted(function(lhs, rhs){returnlhs. name.localeCompare(rhs. name); });// Filter by age (adults only)window.filteredPeopl...
var people = new WinJS.Binding.List([ { name: "Tom", age: 16 }, { name: "John", age: 17 }, { name: "Chris", age: 42 }, ]); // Sort by name window.sortedPeople = people. createSorted(function (lhs, rhs) { return lhs. name.localeCompare(rhs. name); }); // Filter ...
{name:'xiaoming',age:11}];functionsortby(prop,rev=true){// prop 属性名// rev 升序降序 默认升序returnfunction(a,b){varval1=a[prop];varval2=b[prop];returnrev?val1-val2:val2-val1;}}arr.sort(sortby('age'));// 根据age进行升序排列arr.sort(sortby('age',false));// 根据age进行...
默认情况下, sort() 方法按升序对数组元素进行排序,最小值在前,最大值在后。 sort() 方法将元素转换为字符串并比较字符串以确定顺序。 考虑以下示例: letnumbers = [0,1,2,3,10,20,30];numbers.sort();console.log(numbers...