関連ワード:  java 1.8 or java 8    java 1.8 vs java 8    java 1.8 and java 8 are same    java 1.8 means java 8    java 1.8 and java 8 difference    java 1.8 0 java 8    jdk 1.8 java 8    java 1.8 0 vs java 8    jdk 1.8 vs java 8    jdk 1.8 and java 8 are same