test.sh: line 12: syntax error in conditional expression test.sh: line 13: syntax error near `then' test.sh: line 13: `then' 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 仔细查看是由于 if 条件中的中括号[ ]与变量之间...
【shell 】syntax error in conditional expression 编写shell 脚本时遇见 syntax error in conditional expression 错误, #!/bin/bash # cleanup /var/log/message LOG_DIR=/var/log ROOT_DID=0 LINES=50 E_XCD=66 E_NOTROOT=67 if [[ "$UID" -ne "$ROOT_UID"]] then echo "Must be root to run ...
【shell 】syntax error in conditional expression 简介:编写shell 脚本时遇见 syntax error in conditional expression 错误,#!/bin/bash# cleanup /var/log/messageLOG_DIR=/var/logROOT_DID=0LINES=50E_XC... 编写shell 脚本时遇见 syntax error in conditional expression 错误, #!/bin/bash # cleanup /var...
6firoot@cenos62-64 [10:33:25] [~/vm8500_Uniview] -># sh test01.shtest01.sh: line 2: syntax errorinconditional expression test01.sh: line 2: syntax error near `"133"' test01.sh: line 2: `if [[ "133" <= "133" ]];then'root@cenos62-64 [10:33:30] [~/vm8500_Uniview] ...
shell报错syntax error in conditional expression 目录一、算数运算符1.expr和let2.利用 [] 和 (()) 进行数值运算二、关系运算符-数字三、布尔运算符和逻辑运算符四、字符串运算符五、文件测试运算符六、实例:统计一个文件系统路径下的目录和文件数量Shell运算符一、算数运算符算术运算符顾名思义,其就是进行加减...
# [[ 1 < 2 && b > a ]] && echo true || echo false true # [[ 1 < 2 -a b > a ]] && echo true || echo false bash: syntax error in conditional expression bash: syntax error near `-a’ # [ 1 < 2 -a b > a ] && echo true || echo false true # [ 1 < 2 && ...
[root@zabbix01 script]# [[ 18 >= 16 ]] && echo 1 || echo 2 -bash: syntax error in conditional expression -bash: syntax error near `16' [root@zabbix01 script]# [[ 18 \>= 16 ]] && echo 1 || echo 2 -bash: conditional binary operator expected -bash: syntax error near `\>=...
原因是脚本中正则里的符号问题，在if中不好处理。最好是先把这个正则定义成一个变量，然后在if中引用，如下 regex_line="^java\.library\.path=(.*)$"...if [[ $line =~ "$regex_line" ]]; then...
The conditional ends with esac. 脚本将$1与用字符)分隔的每个case值进行匹配。 如果一个case值与$1匹配,shell将执行case下面的命令,直到遇到;;,然后跳转到esac关键字。 条件以esac结束。 For each case value, you can match a single string (like bye in the preceding example) or multiple strings with...
A thread job is a type of background job that runs a command or expression in a separate thread within the current session process.about_ThrowDescribes the throw keyword that generates a terminating error.about_TrapDescribes a keyword that handles a terminating error....