What should I do if the centos system prompts notavalia identitier when using the source command?

centos uses the source command to prompt not a valia identitier error solution

1. Configure jdk environment variables under centos. Switch to /etc and use the command: cd /etc

2, Xshell cooperates with Xftp to open this directory:

3. Find the profile file:

4. Start using Notepad and add:

at the end.

export JAVA_HOME=/usr/local/java/jdk1.7.0_79

export JRE_HOME=/usr/local/java/jdk1.7.0_79/jre

export CLASSPATH=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar:$JRE_HOME/lib:$CLASSPATH

export PATH=$JAVA_HOME/bin: $PATH

5. Use the source command to make it effective. Command: source /etc/profile

6. Reason for the error: There are spaces in what you just edited. check carefully:

7, Remove spaces. Use the source command again. That's it.

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