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Order an array of objects based on another array order
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| /** | |
| * Sort array of objects based on another array | |
| */ | |
| function mapOrder (array, order, key) { | |
| array.sort( function (a, b) { | |
| var A = a[key], B = b[key]; | |
| if (order.indexOf(A) > order.indexOf(B)) { | |
| return 1; | |
| } else { | |
| return -1; | |
| } | |
| }); | |
| return array; | |
| }; | |
| /** | |
| * Example: | |
| */ | |
| var item_array, item_order, ordered_array; | |
| item_array = [ | |
| { id: 2, label: 'Two' } | |
| , { id: 3, label: 'Three' } | |
| , { id: 5, label: 'Five' } | |
| , { id: 4, label: 'Four' } | |
| , { id: 1, label: 'One'} | |
| ]; | |
| item_order = [1,2,3,4,5]; | |
| ordered_array = mapOrder(item_array, item_order, 'id'); | |
| console.log('Ordered:', JSON.stringify(ordered_array)); |
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