java控制台的错误信息如下: java.lang.IllegalArgumentException: illegal Choice item position: 9 at java.awt.Choice.select(Unknown Source) at Calendar1.init(Calendar1.java:56) at sun.applet.AppletPanel.run(Unknown Source) at java.lang.Thread.run(Unknown Source) 其中第56行为:monthChoice.select(userMonth);
java.lang.IllegalArgumentException: illegal Choice item position: 9
at java.awt.Choice.select(Unknown Source)
at Calendar1.init(Calendar1.java:56)
at sun.applet.AppletPanel.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
其中第56行为:monthChoice.select(userMonth);
有关信息有
Choice monthChoice = new Choice();
userMonth = (ca.get(Calendar.MONTH))+1;
Calendar ca=Calendar.getInstance();