我有一个对象结果集。有以下记录
var resultset = [{0: "A", 1: "25.14", 2: "0,0,0,0,30.79,0,7.68,0,0,6.13,0,0"},
{0: "B", 1: "3.26", 2: "0,0,0,31,0,0,0,0,0,0,0,0"},
{0: "C", 1: "37.01", 2: "0,0,0,0,0,0,0,0,0,0,0,0"},
{0: "D", 1: "1.18", 2: "0,0,0,9.63,0,0,0,0,0,0,0,0"},
{0: "E", 1: "0.28", 2: "0,0,0,13.22,0,0,0,0,0,0,0,0"}]
我曾经使用以下代码根据值(即索引 1)对该对象进行排序,
resultset.sort(compareSecondColumn);
function compareSecondColumn(a, b) {
//alert("A Value -->"+a[1]);
//alert("B Value -->"+b[1]);
if (a[1] == b[1]) {
return 0;
}
else {
//alert(b[1]);
return (a[1] > b[1]) ? -1 : 1;
}
}
但我无法根据索引 1 进行排序。
我的预期输出如下所示,根据索引 1 (37.01) 排序
{0: "C", 1: "37.01", 2: "0,0,0,0,0,0,0,0,0,0,0,0"}
{0: "A", 1: "25.14", 2: "0,0,0,0,30.79,0,7.68,0,0,6.13,0,0"}
{0: "B", 1: "3.26", 2: "0,0,0,31,0,0,0,0,0,0,0,0"}
{0: "D", 1: "1.18", 2: "0,0,0,9.63,0,0,0,0,0,0,0,0"}
{0: "E", 1: "0.28", 2: "0,0,0,13.22,0,0,0,0,0,0,0,0"}
我尝试从下面的 URL 执行一些对象排序机制。但对我来说不起作用。
最佳答案
不能对字符串进行排序,只能解析为 float 然后进行比较
function compareSecondColumn(a, b) {
var valueA = parseFloat(a[1]);
var valueB = parseFloat(b[1]);
if (valueA == valueB) {
return 0;
} else {
return (valueA > valueB) ? -1 : 1;
}
}
关于javascript - 如何在 JavaScript 中根据对象值对数组进行排序?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/35216067/