centos找不到环境变量 -bash: ls: command not found

#在系统中输入命令,报以下错误:mysql

[root@a1 work]# ll
-bash: ls: command not foundsql

#临时解决办法:
export PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin:/root/binbash

oserver

export PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin:/root/bin变量

 

#永久解决办法:file

export PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin:/root/bincommand

or
echo "export PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin:/roobo/server/mysql/bin:/root" >>/etc/profile环境变量

#使环境变量生效co

source /etc/profile错误

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