Вы можете использовать основной цикл для массива объектов и внутренний цикл, который проходит по всем ключам:
jQuery
let orderArr = [{
"OrderID": 110,
"TKOrderStatus": 61,
"Description": "Order Updated",
"IsActive": true,
"IsDeleted": false,
"IPAddress": "::1",
"CreatedAt": "\/Date(1568972577698)\/",
"ID": 0
},
{
"OrderID": 120,
"TKOrderStatus": 62,
"Description": "Order Updated new",
"IsActive": true,
"IsDeleted": false,
"IPAddress": "::2",
"CreatedAt": "\/Date(1568972577000)\/",
"ID": 0
}
];
orderArr.forEach(function(order) {
Object.keys(order).forEach((key) => {
$('#container').append('<input type="text" name=' + key + ' value=' + order[key] + '>')
});
})
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<div id="container"></div>
JavaScript
let orderArr = [{
"OrderID": 110,
"TKOrderStatus": 61,
"Description": "Order Updated",
"IsActive": true,
"IsDeleted": false,
"IPAddress": "::1",
"CreatedAt": "\/Date(1568972577698)\/",
"ID": 0
},
{
"OrderID": 120,
"TKOrderStatus": 62,
"Description": "Order Updated new",
"IsActive": true,
"IsDeleted": false,
"IPAddress": "::2",
"CreatedAt": "\/Date(1568972577000)\/",
"ID": 0
}
];
orderArr.forEach(function(order) {
Object.keys(order).forEach((key) => {
document.getElementById('container').innerHTML += ('<input type="text" name=' + key + ' value=' + order[key] + '>')
});
})
<div id="container"></div>