1.javaç¼è¯ä¸åºç°äºException in thread âmain" java.lang.UnsupportedClassVersionError
javaç¼è¯ä¸åºç°äºException in thread âmain" java.lang.UnsupportedClassVersionError
源码阴阳主图源码 è¿ä¸ªé®é¢ç¡®å®æ¯ç±è¾é«çæ¬çJDKç¼è¯çjava classæ件è¯å¾å¨è¾ä½çæ¬çJVMä¸è¿è¡äº§ççé误ã源码阴阳主图源码1ã解å³æªæ½å°±æ¯ä¿è¯jvmï¼javaå½ä»¤ï¼åjdkï¼javacå½ä»¤ï¼çæ¬ä¸è´ãå¦ææ¯linuxçæ¬ï¼åå¨å½ä»¤è¡ä¸åå«è¾å ¥java -versionåjavac -versionå½ä»¤æ¥æ¥ççæ¬æ¯å¦ä¸è´ãè¿éå设é½æ¯1.7çæ¬ã
源码阴阳主图源码2ãå¦æé½ä¸è´ï¼ä½è¿æ¯è§£å³ä¸äºé®é¢ï¼é£ä¹ä½ è¯å®ä¸æ¯ç´æ¥å¨å½ä»¤è¡ä¸ç¨javacæ¥ç¼è¯çï¼èæ¯ç¨ç±»ä¼¼äºeclipseãnetbeansè¿æ ·çç¼è¯å¨æ¥ç¼è¯çãå 为å¾å¤ç¼è¯å¨é½èªå¸¦javacï¼èä¸æ¯éç¨æä½ç³»ç»ä¸çç¼è¯å¨ãå¦æä½ çç¼è¯å¨æ¯eclipseçè¯ï¼é£ä¹éè¦å¨é¡¹ç®çå±æ§é设置jdkçæ¬ï¼æ¹æ³æ¯å³å»é¡¹ç®-->properties-->java compiler --> Enable project specific settings -->å°compiler compliance level设置为1.7ï¼ä¹å°±æ¯ä¸jvmä¸è´ççæ¬ï¼å¨å½ä»¤è¡ä¸java -versionææ¾ç¤ºççæ¬ï¼ã
源码阴阳主图源码综ä¸ï¼å¦æä½ æ¯ç¨ç¼è¯å¨æ¥ç¼è¯çè¯ï¼è¯·é¦å ç¡®ä¿ç¼è¯å¨èªå¸¦çjdkçæ¬æ¯å¦åæä½ç³»ç»ä¸çjavaçæ¬ä¸è´ã
源码阴阳主图源码è§ä¸å¾ï¼
源码阴阳主图源码源码阴阳主图源码2024-11-18 21:36
2024-11-18 21:36
2024-11-18 20:43
2024-11-18 20:40
2024-11-18 20:38
2024-11-18 19:50
2024-11-18 19:17
2024-11-18 19:09