public class StringDemo{ public static void main(String args[]){ char[] helloArray = { 'r', 'u', 'n', 'o', 'o', 'b'}; String helloString = new String(helloArray); System.out.println( helloString ); } } 以上实例编译运行结果如下: 代码语言:txt AI代码解释 runoob 注意:String ...
* <code>{@link#println()}</code>. * *@paramx The <code>String</code> to be printed. */publicvoidprintln(Stringx) { synchronized (this) {print(x);newLine(); } } 然后加号相当于string的append() 字符串的拼接看源码是使用了StringBuilder的append(Object obj) 方法 而对于String.valueOf调用...
.out.println(convertStringToTimeStamp(sMt)); }//www.java2s.com public static Timestamp convertStringToTimeStamp(String sMt) { Timestamp result = null; try { java.util.Date utilDate = null; if (sMt != null && sMt.length() > 0) { ...
1publicclassStringCompareMethod {2publicstaticvoidmain(String args[]){3String str1 = "elapant";4String str2 = "ELEPANT";//定义两个字符串5String str3 = "Apple";6String str4 = "apple";7/***1、compareTo方法***/8//不忽略字符串字符大小写9if(str1.compareTo(str2)>0){10System.out....
publicclassHelloWorld{privatestaticfinal StringCONST="this-is-a constant var";privateString name;publicHelloWorld(String name){this.name=name;}publicvoidsayHello(){System.out.println("hello, "+name);}publicstaticvoidmain(String[]args){System.out.println(CONST);HelloWorld h1=newHelloWorld("lumin");...
16. private String printerURI = null;//打印机完整路径 17. private PrintService printService = null;//打印机服务 18. private byte[] dotFont; 19. private String begin = "^XA"; //标签格式以^XA开始 20. private String end = "^XZ"; //标签格式以^XZ结束 ...
String类包含用于连接两个字符串的方法: string1.concat (string2相等); 这将返回一个新的字符串,它是string1,末尾添加了string2。 字符串通常与+运算符连接,如in“Hello”+“world”+“! 需要注意的是:当使用字符串的时候,如果超过行大小,则需要+连接比如如下: String quote = "Now is the time for all...
Using theprint()Method to Print a String in Java In the code snippet given below, we have a string-type variable,str. To print the value of this variable for the user on the console screen, we will use theprint()method. We pass the text to be printed as a parameter to this method...
public final class String implements java.io.Serializable, Comparable<String>, CharSequence, Constable, ConstantDesc { @Stable private final byte[] value; //字符串实际上就存储在这个用final修饰的byte数组中 private final byte coder; /** Cache the hash code for the string */ ...
new SimpleDateFormat(格式yyyy MM dd HH mm ss);sdf.format(Date),sdf.parse(String); Calendar.getInstance()获取Calendar实例 System.currentTimeMillis(),System.arraycopy(Object src,srcPos,Object dest,destPos,length) 静态代码块 > 非静态代码块 > 构造器,静态代码块只执行一次,非静态代码块,每次进入到当...