{
	"name":"arrayAppend",
	"type":"function",
	"syntax":"arrayAppend(array, value)",
	"returns":"boolean",
	"related":[],
	"description":" Appends an array element to an array.",
	"params": [ 
		{"name":"array","description":"The array to which the element should be appended.","required":true,"default":"","type":"Array","values":[]},
		{"name":"value","description":"The element to append. Can be any type.","required":true,"default":"","type":"Any","values":[]}

	],
	"engines": {
		"coldfusion": {"minimum_version":"", "notes":"", "docs":"https://learn.adobe.com/wiki/display/coldfusionen/arrayappend"},
		"railo": {"minimum_version":"", "notes":"", "docs":"http://railodocs.org/index.cfm/function/arrayappend"},
		"openbd": {"minimum_version":"", "notes":"", "docs":"http://openbd.org/manual/?/function/arrayappend"}
	},
	"links": [
		
	]
	
}
{
	"name":"arrayAppend",
	"type":"function",
	"syntax":"arrayAppend(array, value [, merge])",
	"returns":"boolean",
	"related":[],
	"description":"Appends an array element to an array.",
	"params": [ 
		{"name":"array","description":"The array to which the element should be appended.","required":true,"default":"","type":"Array","values":[]},
		{"name":"value","description":"The element to append. Can be any type.","required":true,"default":"","type":"Any","values":[]},
		{"name":"merge","description":"When true appends array elements individually to the specified array. When false (default), the new array is appended as a single element.","required":false,"default":false,"type":"Boolean","values":[true,false]}

	],
	"engines": {
		"coldfusion": {"minimum_version":"", "notes":"", "docs":"https://learn.adobe.com/wiki/display/coldfusionen/arrayappend"},
		"railo": {"minimum_version":"", "notes":"", "docs":"http://railodocs.org/index.cfm/function/arrayappend"},
		"openbd": {"minimum_version":"", "notes":"", "docs":"http://openbd.org/manual/?/function/arrayappend"}
	},
	"links": [
		
	]
	
}

Add arrayAppend optional merge argument
Add arrayAppend optional merge argument

The optional merge argument was added in CF10. 
Hope I've got the format correct. Have tested that it is valid JSON.