stringdemo.java~60~

jbuilder2006一书的所有源代码

package string;

public class StringDemo {

  public static void main(String[] args) {
    String string1 = "string demo";
    String string2 = "  string demo ";
    String string3 = "STRING DEMO";
    System.out.println("string1 = " + string1);
    System.out.println("string2 = " + string2);
    System.out.println("string3 = " + string3);

    System.out.println("string1.charAt(0) = " + string1.charAt(0));
    System.out.println("string1.substring(8) = " + string1.substring(8));
    System.out.println("string1.substring(2, 6) = " + string1.substring(2, 6));

    System.out.println("string1.equals(string3) = " + string1.equals(string3));
    System.out.println("string1.equalsIgnoreCase(string3) = " +
                       string1.equalsIgnoreCase(string3));
    System.out.println("string1.regionMatches(0, string2 , 2, 8) = " +
                       string1.regionMatches(0, string2 , 2, 8));

    System.out.println("string1.indexOf(\"tr\") = " + string1.indexOf("tr"));
    System.out.println("string1.indexOf(\"tr\", 1) = " + string1.indexOf("tr",1));
    System.out.println("string1.indexOf(\"tr\", 2) = " + string1.indexOf("tr",2));

    System.out.println("string1.length() = " + string1.length());
    System.out.println("string1.replace('s','S') = " + string1.replace('s','S'));
    System.out.println("string1 + string2 = " + string1 + string2);

    System.out.println("string1.startWith(\"string\") = " +
                       string1.startsWith("string"));
    System.out.println("string1.startWith(\"demo\", 8) = " + string1.startsWith("demo", 8));
    System.out.println("string1.endWith(\"0\") = " + string1.endsWith("o"));

    System.out.println("string1.toLowerCase() = " + string1.toLowerCase());
    System.out.println("string1.toUpperCase() = " + string1.toUpperCase());

    System.out.println("string2.trim() = " + string2.trim());
  }
}