e744. changing the label of a jbutton component.txt

这里面包含了一百多个JAVA源文件

See also e745 Creating a Multiline Label for a JButton Component. 
    // To create a button, see e743 Creating a JButton Component
    // Change the label
    button.setText("New Label");
    
    // Remove the label; this is useful for a button with only an icon
    button.setText(null);