用户可以根据allowMultipleSelection属性的值从列表中选择一个或多个项目。 List 控件具有下列默认的大小特征: MXML 语法 隐藏MXML 语法 The<mx:List>tag inherits all the tag attributes of its superclass, and adds the following tag attributes: <mx:L
Let’s tackle a few ways to put these operators into action. My aim here is to show that you can achieve almost anything with Google advanced operators if you know how to use and combine them. So don’t be afraid to play around and deviate from the examples below. You may just discov...
Boolean 如果成功移除了item,则为true;否则为false。 如果在false中没有找到item,则此方法也会返回List<T>。 实现 Remove(T) 示例 以下示例演示如何在List<T>中添加、删除和插入简单的业务对象。 C#复制 运行 usingSystem;usingSystem.Collections.Generic;// Simple business object. A PartId is used to identi...
isItemVisible(item:Object):Boolean 确定呈示器是否显示某个项目。 ListBase isPrototypeOf(theClass:Object):Boolean 表示Object 类的实例是否在指定为参数的对象的原型链中。 Object itemRendererContains(renderer:IListItemRenderer, object:DisplayObject):Boolean 确定呈示器是否包含(或拥有)显示对象。 ListBase item...
Boolean logical operators that perform logical operations with bool operands Bitwise and shift operators that perform bitwise or shift operations with operands of the integral types Equality operators that check if their operands are equal or notTypically...
where variable_list is a comma-separated list of variable identifiers, and reduction_identifier is one of the following binary arithmetic and boolean operators: +, ∗, −, & , &&, |, ||, ^, max, and min. The specified operator is applied between the private copies of the threads and...
Some methods, especially operators, declare a type for a parameter but do not specify a parameter name. Such a parameter is known as anunnamed parameter. In the documentation for these methods, theA_0placeholder represents the unnamed parameter. ...
Picklist and Boolean operators are always Equals. Value The actual value used for this filter condition. Display Name Overrides the display name for this option in the Filter box. By default, this will be set to the same value as the Value attribute....
*@paramlist List of operands and operators. This list is modified as * expressions are reduced. *@paramstart Position of first operand in the list. Anything to the * left of this (besides the immediately preceding operand) * is ignored. Generally use value 1. ...
The LESS_THAN, GREATER_THAN, LESS_THAN_OR_EQUALS, and GREATER_THAN_OR_EQUALS operators are also available for the OS_VERSION attribute. Values: An array of one or more filter values. The IN and NOT_IN operators take a values array that has one or more elements. The other operator...