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[英]How can I target a Flex 3 datagrid in MXML from Actionscript?
[英]FLEX: Actionscript: Can I create new objects from inside an ArrayColletion?
我在使用Actionscript時遇到語法問題。 我可以從ArrayColletion內部創建新對象嗎?
var tagsList:TagsListModel = new TagsListModel(new ArrayCollection([
{new TagModel("News", 36, yearPopularity, false, true)},
{new TagModel("Information", 18, yearPopularity, false, true)}
]);
這是我得到的錯誤:
1084: Syntax error: expecting colon before rightbrace.
謝謝
使用new
關鍵字創建對象時,不需要花括號。
var tagsList:TagsListModel = new TagsListModel(new ArrayCollection([
new TagModel("News", 36, yearPopularity, false, true),
new TagModel("Information", 18, yearPopularity, false, true)
]);
花括號用於創建對象類型的Object
var tagsList:TagsListModel = new TagsListModel(new ArrayCollection([
{tag:"News", x:36, yp:yearPopularity},
{tag:"Information", x:18, yp:yearPopularity}
]);
以下是相同的:
var a:Object = {value:10};
trace(a.value);//10
var b:Object = new Object();
b.value = 10;
trace(b.value);//10
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