我已将对象属性的名称存储为字符串。在 PHP 中,如果对象被命名$object
并且属性变量被命名为$key
,则可以使用$object->$key
. 如何动态访问 ActionScript 中的属性?
问问题
6021 次
2 回答
7
您可以像这样访问它:
var obj = {
property1: 'this is a property',
property2: 'this is another property'
}
var key = 'property2';
obj[key]; // 'this is another property'
于 2011-01-25T22:58:34.693 回答
2
您可以通过点运算符或数组访问运算符访问对象中的值和属性:
var myObject:Object = new Object();
myObject.propString = "I'm a String";
myObject.propNumber = 22;
myObject.propObject = {keyOne: "Key String", keyTwo: 23};
trace(myObject["propString"], myObject.propNumber); //I'm a String 22
trace(myObject.propObject.keyOne, myObject.propObject["keyTwo"]); //Key String 23
上面的myObject变量也可以这样写:
var myObject:Object = {propString: "I'm a String", propNumber: 22, propObject: {keyOne: "Key String", keyTwo: 23}};
于 2011-01-25T23:38:42.073 回答