键值对和数组对象转化

Question

[
{
contat:'123',
tab:'234'
},
{
contat:'456',
tab:'789'
},
{
contat:'abc',
tab:'def'
}
]
这种格式怎么转化为
[
{
{name:'concat','value':'123'}
{name:'tab','value':'234'}
},
{
{name:'concat','value':'456'}
{name:'tab','value':'789'}
},
{
{name:'concat','value':'abc'}
{name:'tab','value':'def'}
}
]

Answer 1

arr.map(item=>{
  return Object.entries(item).map(([name,value])=>{
    return {name,value};
  })
})