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6 年
android 连接 mysql,这里的if语句和 statement 赋值语句应该放在所有catch ...
问1:try语句中的if语句和 Statement 赋值语句放在 try 现在的位置对不对?还是应该放在全部 catch 的末尾? 问2:我这里是把try 放在了线程里,能否把 new Thread 放在 try 里面? 哪种用法是正确的?
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