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@fengyan@donotban.com 我剛看了下,電腦上不知什麼時候裝了一堆各種版本的openjdk, 包括7,8,11,14,請問
java -version
openjdk version "1.8.0_265"
OpenJDK Runtime Environment (build 1.8.0_265-b01)
OpenJDK 64-Bit Server VM (build 25.265-b01, mixed mode)
這算是新的麼?

@fengyan@donotban.com
whereis java
java: /usr/bin/java /usr/share/java /usr/lib/jvm/java-8-openjdk/bin/java /usr/share/man/man1/java.1.gz

好像java 默認用的是jdk8, 我是不是可以只保留最新版jdk14, 把其他老版本的都刪掉?

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