問題:var a = ["aa","vv","bb"];
a.sort((a,b)=>a>b);//["aa", "vv", "bb"],沒達到排序效果var a = ["aa","vv","bb"];
a.sort((a,b)=>a>b?1:-1);//["aa", "bb", "vv"],達到排序效果為什么???????? sort是按照返回值-1,1,0排序的么?true,false不好使么?
關于 sort() 的奇怪問題
慕的地6264312
2019-01-04 16:20:09