1.在app的utility item中添加lwc组件: 2.调用utility bar api的方式有两种: 方法一,通过lwc调用: import {LightningElement,api ,wire } from 'lwc';import { publish, MessageContext } from 'lightning/messageService';import Ca
java的值传递机制 1.针对于方法内变量的赋值举例: System.out.println("***********基本数据类型:****************"); int m = 10; int n = m; System.out.println("m = " + m + ", n = " + n); n = 20; System.out.println("m = " + m + ",
1、根据传递字段创建一个类 public class User { public string code{ get; set; } public string name{ get; set; } public string? email{ get; set; } public string? address{ get; set; } } 2、根据对方返回字段创建一个类 publ
首先记住一句话:在Java里面参数传递都是按值传递 这个值分为拷贝值,和引用地址值。 先来看一段代码: public class TestYinyong {public static void main(String[] args) {String str = "12345";SonClass aa = new SonClass(10);SonClass bb = new S