How about plain JavaScript? More about Array.prototype.filter()
.
var myArray = [{'id': '73', 'name': 'john'}, {'id': '45', 'name': 'Jass'}]_x000D_
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var item73 = myArray.filter(function(item) {_x000D_
return item.id === '73';_x000D_
})[0];_x000D_
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// even nicer with ES6 arrow functions:_x000D_
// var item73 = myArray.filter(i => i.id === '73')[0];_x000D_
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console.log(item73); // {"id": "73", "name": "john"}
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