Array object a =
Array object a = . Array object a = . Array object a = Array object:Array object a =
Array object a = []Array b = [a
>
the problem uses b as the sorting object to change the order of all the objects in the an array to
a = [{aVlv 1je bjr 2pr 2pr 3jd 4}, {av 1m 2m 2m d rep 4}, {a 1L L L 2e d JV 3jd 4}]
let a=[{a:1,b:2,d:4,c:3},{b:2,a:1,c:3,d:4},{d:4,b:2,a:1,c:3}],
b=['a','b','c','d']
a.map(obj=>{
let o={}
b.forEach(key=>o[key]=obj[key])
return o
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