impossible.
if there is only JTextArea on your frame and you click the update or insert button directly, there will be some problem about the focus. the value you get from jtextarea is empty. Does this make sense?
if there is only JTextArea on your frame and you click the update or insert button directly, there will be some problem about the focus. the value you get from jtextarea is empty. Does this make sense?
大小是255.
1。能不能从JTEXTAREA中获得数据，当你点下鼠标的时候
2。能不能把数据存到数据库里你究竟是在哪里有问题？