目录前言1. System2. out与err3. print和println4. 基本案例5. 格式化输出5.1 概念5.2 占位符5.3 案例附：Java 换行输出的五种方法总结前言
How can I get the absolu开发者_JS百科te path of program I\'m running?For that you can use the Application object.
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