line 6: [: 192.168.26.233: unary operator expected

學習shell的時候出了下面一個問題困擾了我一會shell line 6: [: 192.168.26.233: unary operator expected學習 通過定位就是以下一行spa if [ $lianjie = $hosts ]test [root@zw-test-db ~]# sh aaa aaa: line 6: [: 192.168.26.233: unary operator

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