字符串数组排序
var arr = ['chifan', '抽yan', 'he酒', '烫头', 'Coding2233'];/*** 计算字符串字节数*/
function getBytesCount(str) {var bytesCount = str.length;for (var i = 0; i < bytesCount; i++) {var ASCIINum = str.charCodeAt(i);ASCIINum > 255 && bytesCount++;}return bytesCount;
}arr.sort(function (a, b) {return getBytesCount(b) - getBytesCount(a);
});console.log(arr); // ['Coding2233', 'chifan', '抽yan', 'he酒', '烫头']