Sorting an array of structs in Coldfusion using a "function expression". Function Expressions allow you to pass an anonymous argument to another function. Coldfusion 10 supports function expressions in: arrayEach(), arrayFilter(), arrayFind(), arrayFindAll(), arraySort(), listFilter(), structEach() and structFilter().

sortArrayOfStructs.cfm

<cfscript>
// Testing sorting an array of structs

variables.myArray = [
	{
		"animal": "cat",
		"averageAge": 37
	},
	{
		"animal": "dog",
		"averageAge": 32
	},
	{
		"animal": "goldfish",
		"averageAge": 2
	},
	{
		"animal": "turkey",
		"averageAge": 21
	},
	{
		"animal": "lizard",
		"averageAge": 86
	},
	{
		"animal": "polarbear",
		"averageAge": 67
	}
];

// Outputs unsorted array.
writeDump(variables.myArray);

arraySort(variables.myArray, function(structOne, structTwo) {
	if(structOne.animal > structTwo.animal) {
		return 1;
	} else {
		return -1;
	}
});

// Array is now sorted! Note that the array is updated in-place (not a copy).
writeDump(variables.myArray);

</cfscript>