js 多条件排序
项目中遇到多条件排序的需求,当时的第一反应是用冒泡排序,在第二层循环里去做多个判断,第一版写出的效果没有正常排序,而是乱序,后面得到高人指点,就此记录一下
第一版没有正常排序的原因是在判断完fail_count后,后面的判断没有加
goodList[i].fail_count == goodList[j].fail_count以此类推
下面是正常排序后的代码
handleGoodData: function (goodList) {
// 排序规则如下:
// 1.故障总次数小的拍前面(fail_count)
// 2.排序编号小的排前面(sort)
// 3.库存大的排前面(stock)
// 4.货道号小的排前面(channel)-- - 注意:服务器返回的channel是字符串格式为f0101,需要去掉首字母f之后才能按照数字进行比较
for (let i = 0; i < goodList.length; i++) {
for (let j = i + 1; j < goodList.length; j++) {
let temp = goodList[j];
if (goodList[i].fail_count > goodList[j].fail_count) {
goodList[j] = goodList[i];
goodList[i] = temp;
} else if (goodList[i].fail_count == goodList[j].fail_count && goodList[i].sort > goodList[j].sort) {
goodList[j] = goodList[i];
goodList[i] = temp;
} else if (goodList[i].fail_count == goodList[j].fail_count && goodList[i].sort == goodList[j].sort && goodList[i].stock < goodList[j].stock) {
goodList[j] = goodList[i];
goodList[i] = temp;
} else if (goodList[i].fail_count == goodList[j].fail_count && goodList[i].sort == goodList[j].sort && goodList[i].stock == goodList[j].stock) {
let front = goodList[i].channel.substring(1, goodList[i].channel.length);
let after = goodList[j].channel.substring(1, goodList[i].channel.length);
if (front > after) {
goodList[j] = goodList[i];
goodList[i] = temp;
}
}
}
}
return goodList;
}

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