js sort升序，降序排序

 

https://segmentfault.com/a/1190000000410506

var arr = [1,55,33,44,11,99,10,44];
// 降序
console.info(arr.sort(function(a, b) {
	return b - a;
}));
// 升序
console.info(arr.sort(function(a, b) {
	return a - b;
}));
// 升序
arr2 = [{sort: 21},{sort: 12},{sort: 33},{sort: 14},{sort: 55}];
console.info(arr2.sort(function(a, b) {
	return a.sort - b.sort;
}));

 

 

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转载于:https://www.cnblogs.com/guxingzhe/p/6282010.html