图形
//窗口 流动式布局
import java.awt.Color;
import java.awt.FlowLayout;
import javax.swing.JButton;
import javax.swing.JFrame;
public class MyFlowLayout extends JFrame{
public MyFlowLayout (String a) {
super(a);
}
public static void main (String[] args) {
MyFlowLayout frm = new MyFlowLayout("流式布局设置管理器 FlowLayout");
FlowLayout flow = new FlowLayout(FlowLayout.CENTER,5,10);
JButton b1 = new JButton("第一个按钮");
JButton b2 = new JButton("第二个按钮");
JButton b3 = new JButton("第三个按钮");
frm.setLayout(flow);
frm.add(b1);
frm.add(b2);
frm.add(b3);
frm.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frm.setVisible(true);
}
}
Pattern p=Pattern.compile("^on_t1ime");
Matcher m=p.matcher(aa);
System.out.println(m.find());