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林廷澔java程式設計
import java.awt.*; import java.awt.geom.Line2D; import javax.swing.*; public class Options { public static void main(String[] args) { JFrame frame = new JFrame("林廷澔Java繪製選擇權到期日損益"); Container cp = frame.getContentPane(); cp.add(new JComponent() { public void paintComponent(Graphics g) { Graphics2D g2 = (Graphics2D) g; g2.setStroke(new BasicStroke(2));//stroke中風,筆觸 g2.setFont(new Font("monospaced", Font.BOLD|Font.ITALIC , 30)); g2.setColor(Color.BLACK); g2.drawString("買入賣權到期日損益",0,120); g2.draw(new Line2D.Float(0, 0, 100, 100)); g2.draw(new Line2D.Float(100, 100, 200, 100)); g2.drawString("買入買權到期日損益",300,120); g2.draw(new Line2D.Float(300, 100, 400, 100)); g2.draw(new Line2D.Float(400, 100, 500, 0)); g2.drawString("賣出賣權到期日損益...
林廷澔javaSCRIPT亂數RANDOM捨去小數FLOOR進位CEIL四捨五入ROUND
343,344,345,346影片 財金程式設計346乙班random,floor,ceil,round 343介紹物件object 344亂數RANDOM無條件捨去小數FLOOR
ok. https://www.peopo.org/news/669758
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