3. 配置環境變數 vi /etc/profile 加入或修改: JAVA_HOME=/usr/local/jdk PATH=$PATH:$JAVA_HOME/bin CLASSPATH=.:$JAVA_HOME/lib
注意:"="前後不能有空格。如果有空格,在終端連接的時候又出現錯誤: -bash:JAVA_HOME:command not found -bash:CLASSPATH:command not found
修改原來的export語句為: export JAVA_HOME CLASSPATH PATH USER LOGNAME MAIL HOSTNAME HISTSIZE INPUTRC
4. 測試:# java -version
輸出: java version "1.5.0_06" Java(TM) 2 Runtime Environment, Standard Edition (build 1.5.0_06-b05) Java HotSpot(TM) Server VM (build 1.5.0_06-b05, mixed mode)