js 对象如何 行转成列

Question

[{a:1,b:2,c:3},{a:4,b:5,c:6}]
如何转成竖列
[
[a,1,4],
[b,2,5]
[c,3,6]
]

Answer 1

vara=[{a:1,b:2,c:3},{a:4,b:5,c:6}]Object.keys(a[0]).map(l=>[l,...a.map(e=>e[l])])

Answer 2

varsource=[{a:1,b:2,c:3},{a:4,b:5,c:6}]vartarget=[]varstore={}for(vari=0;i