import java.util.Scanner; publicclassForeachExample{ publicstaticvoidmain(String[] args){ Scanner scanner = new Scanner(System.in); System.out.print("Enter strings separated by spaces: "); String[] inputs = scanner.nextLine().split(" "); // 使用foreach循环处理用户输入 for ...
7 public Iterator<String> iterator() { 8 // TODO Auto-generated method stub 9 return new TextFileIterator(); 10 } 11 12 class TextFileIterator implements Iterator<String>{ 13 BufferedReader in; 14 String nextline; 15 public TextFileIterator(){ 16 try{ 17 in=new BufferedReader(new FileRea...
String[] array = {"1","2","3"}; for(String i : array) { System.out.println(i); } ArrayList<String> list =newArrayList<>(); list.add("111"); list.add("222"); list.add("333"); for(String i : list) { System.o...
sqlRestriction("F_FGAC('SomeText',{alias}.id) = 'Y'")}basecas_05.EmplController.sqlRestriction()不适用于参数类型:(java.lang.String,java.lang.String)值: F_FGAC('SomeText',{别名}.id)=‘Y’. 浏览3提问于2014-02-04得票数 1 回答已采纳 1回答 如何在Groovy中使用System.in.readLine()? 、...
static void Main(string[] args) { MyLIst li = new MyLIst(); li.Add(new Brid("大大")); li.Add(new Plane(111)); foreach (IFly item in li) { item.Show(); } Console.ReadKey(); } } 1. 2. 3. 4. 5. 6. 7. 8.
add("item3"); for (String item : list) { // 执行操作 } 在存储领域,foreach循环可以用于遍历文件列表,对每个文件执行相应的操作。例如,在Python中,可以使用os模块的walk()函数遍历文件夹中的文件: 代码语言:python 代码运行次数:0 复制Cloud Studio 代码运行 import os for root, dirs, files in os....
1publicstaticvoidmain(java.lang.String[]);2flags: ACC_PUBLIC, ACC_STATIC3Code:4 stack=2, locals=4, args_size=1 5 0:new#16//class java/util/ArrayList6 3: dup7 4: invokespecial #18//Method java/util/ArrayList."<in8 it>":()V ...
1publicstaticvoidmain(java.lang.String[]);2flags: ACC_PUBLIC, ACC_STATIC3Code:4stack=2, locals=4, args_size=150:new#16//class java/util/ArrayList63: dup74: invokespecial #18//Method java/util/ArrayList."<in8it>":()V97: astore_1108: aload_1119: ldc #19//String 1111211: invokeinterf...
简介:java基础篇 之 foreach探索 我们看下这段代码: public class Main {public static void main(String[] args) {List list = new ArrayList();list.add(1);list.add(2);list.add(3);for (Object o : list) {System.out.println(o);}}} ...
public void test01() {//指定ExecutorType.BATCH创建sqlsessionSqlSession openSession = build.openSession(ExecutorType.BATCH);UserDao mapper = openSession.getMapper(UserDao.class);longstart = System.currentTimeMillis();for(inti = 0; i < 1000000; i++) {String name = UUID.randomUUID().toString(...