sort() 方法用于对数组的元素进行排序。
arrayObject.sort(sortby)
var arr = new Array(6)
arr[0] = "George"
arr[1] = "John"
arr[2] = "Thomas"
arr[3] = "James"
arr[4] = "Adrew"
arr[5] = "Martin"
document.write(arr + "
") //George,John,Thomas,James,Adrew,Martin
document.write(arr.sort()) //Adrew,George,James,John,Martin,Thomas
var arr = new Array(6)
arr[0] = "10"
arr[1] = "5"
arr[2] = "40"
arr[3] = "25"
arr[4] = "1000"
arr[5] = "1"
document.write(arr + "
") //10,5,40,25,1000,1
document.write(arr.sort()) //1,10,1000,25,40,5
function sortNumber(a,b){
return a - b
}
var arr = new Array(6)
arr[0] = "10"
arr[1] = "5"
arr[2] = "40"
arr[3] = "25"
arr[4] = "1000"
arr[5] = "1"
document.write(arr + "
") //10,5,40,25,1000,1
document.write(arr.sort(sortNumber)) //1,5,10,25,40,1000
vue中对数组对象中某个属性进行排序
sortNumber(a, b) {
return a.id- b.id
},
getSortId() {
this.sortIdArr = idObj.sort(this.sortNumber) //idObj为要排序的数组
console.log(this.sortIdArr )
},