?? example04_str.java
字號:
package example;
import java.util.StringTokenizer;
import javax.swing.JOptionPane;
public class Example04_Str {
public static void main(String[] args) {
String para = JOptionPane.showInputDialog(null, "Input a line English sentence");
String delim = "\n ,.!?;"; //定義分隔符集
StringTokenizer strToken = new StringTokenizer(para, delim);
int a = 0;
int an = 0;
int the = 0;
while (strToken.hasMoreTokens()) {
String token = strToken.nextToken().toLowerCase();
if (token.equals("a"))
a++;
if (token.equals("an"))
an++;
if (token.equals("the"))
the++;
}
String mes = "";
mes += "The length = " + para.length() + "\n";
mes += "a = " + a + "\n";
mes += "an = " + an + "\n";
mes += "the = " + the + "\n";
JOptionPane.showMessageDialog(null, mes);
}
}
?? 快捷鍵說明
復制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號
Ctrl + =
減小字號
Ctrl + -