assertEquals(color1, color2); // Iterate over a list to read elements System.debug('Print out the colors in moreColors:'); for(String color : moreColors) { // Write value to the debug log System.debug(color); } Copy 进阶学习 Apex 同样支持 Set 和 Map 两种集合类型。有关这些内容的...
Apex 的集合主要包括 List/Map/Set，其中 List 是一个具有索引的对象集合，如果存储的是基础类型数据还支持排序的功能例如 Integer、String 等，如果数据想存储在一个可以具有索引的集合则可以使用 List，同时 Apex 的 SOQL 查询（参考 SOQL 和 SOSL 查询 ）语句返回的结果也是 List 集合。List 集合 的索引从零开...
List Function2)Set<T>Set代表一类数据的无序列表。及JAVA不同的是:Set是一个类,不存在HashSet等子类。即实例化eg:Set<String> set1 = new Set<String>();Set主要方法如下:Set Function3)Map<K,V>Map代表着键值对,及JAVA用法类似,区别为Map是一个类,不是接口,不存在HashMap<K,V>等子类Map主要方法如...
set() 以下示例演示如何使用所有这些方法: //Initialize the ListListListOfStatesMethod=newList();//This statement would give null as output in Debug logsSystem.debug('Value of List'+ListOfStatesMethod);//Add element to the list using add methodListOfStatesMethod.add('New York');ListOfStatesMe...
SingleEmailMessage(); String[] toAddresses = new String[] {address}; mail.setToAddresses(toAddresses); mail.setSubject(subject); mail.setPlainTextBody(body); // Pass this email message to the built-in sendEmail method // of the Messaging class Messaging.SendEmailResult[] results = Messaging...
在APEX中创建具有不同SOQL的列表集合可以通过以下步骤实现: 1. 首先,创建一个列表集合(List)来存储查询结果。例如,可以使用以下代码创建一个空的列表集合: ```java L...
Apex类似Java的List/Map/Set声明方法,除此之外允许声明时直接赋值: List<Integer> My_List = new List<Integer>(){1,2,3}; Set<String> My_String = new Set<String>{'a', 'b', 'c'}; Map<Integer, String> My_Map = new Map<Integer, String>{1 => 'a', 2 => 'b', 3 => 'c'};...
as he can throw both his Nox Gas Traps and Nox Gas Grenade to create damaging smokescreens to all legends but him. The new legend upgrades increase his versatility in throw range or area of effect, making it even easier for Caustic to set up his traps mid-fight, or flush out bunkered...
Please check this post to learn more about the collection. List Set Map Learn Master in Salesforce Apex collection. Demo 3 – Using Collections List<Integer> listOfNumbers = new List <Integer> (); listOfNumbers.add(1); listOfNumbers.add(2); listOfNumbers.add(3); listOfNumbers.add(3)...
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