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Java 判斷字符串是否為數字(基礎篇-實例070).zip
代碼片段和文件信息
import?java.awt.BorderLayout;
import?java.awt.EventQueue;
import?javax.swing.Jframe;
import?javax.swing.JPanel;
import?javax.swing.border.EmptyBorder;
import?javax.swing.JLabel;
import?javax.swing.JOptionPane;
import?javax.swing.JTextField;
import?javax.swing.JButton;
import?org.apache.commons.lang.StringUtils;
import?org.apache.commons.lang.math.NumberUtils;
import?java.awt.event.ActionListener;
import?java.awt.event.ActionEvent;
import?java.awt.font.NumericShaper;
public?class?CheckNumber?extends?Jframe?{
????
????private?JPanel?contentPane;
????private?JTextField?textField;
????
????/**
?????*?Launch?the?application.
?????*/
????public?static?void?main(String[]?args)?{
????????EventQueue.invokeLater(new?Runnable()?{
????????????public?void?run()?{
????????????????try?{
????????????????????CheckNumber?frame?=?new?CheckNumber();
????????????????????frame.setVisible(true);
????????????????}?catch?(Exception?e)?{
????????????????????e.printStackTrace
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件?????????295??2013-11-15?13:19??.classpath
?????文件?????????379??2010-09-07?13:36??.project
?????文件?????????635??2010-07-16?11:03??.settings\org.eclipse.jdt.core.prefs
?????文件?????????702??2013-11-21?08:40??bin\CheckNumber$1.class
?????文件?????????650??2013-11-21?08:40??bin\CheckNumber$2.class
?????文件????????2387??2013-11-21?08:40??bin\CheckNumber.class
?????文件??????279193??2013-11-15?13:31??lib\commons-lang-2.5.jar
?????文件????????2671??2010-07-16?13:33??src\CheckNumber.java
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