//自定義比較規則,返回值與0進行比較
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"
//默認規則為a>b,按字符串類型比較
document.write(arr.sort() + "<br />")
結果:1,10,1000,25,40,5
//sort方法按照自定義規則進行比較
document.write(arr.sort(sortNumber))
結果:1,5,10,25,40,1000
</script>
转载于:https://my.oschina.net/dddgggaaa/blog/204921