How to Set PATH in Linux

Article Title: about how to set PATH in Linux. Linux is a technology channel of the IT lab in China. It includes desktop applications, Linux system management, kernel research, embedded systems, open source, and other basic categories. Suppose the path of the program to be executed is under/usr/my.
　
　　

export PATH=/usr/my:$PATH# .bashrc# User specific aliases and functionsalias rm='rm -i'alias cp='cp -i'alias mv='mv -i'# Source global definitionsif [ -f /etc/bashrc ]; then. /etc/bashrcfiexport PATH=/usr/my:$PATH

　
Save and exit!
　
[Root @ stroller root] # source. bashrc
　
Complete example:
　
[Root @ stroller root] # vi. bashrc
　
　　

# .bashrc# User specific aliases and functionsalias rm='rm -i'alias cp='cp -i'alias mv='mv -i'# Source global definitionsif [ -f /etc/bashrc ]; then. /etc/bashrcfi

　
Then add the following statement after fi:
　
Export PATH =/root: $ PATH
　
The added. bashrc content is:
　
　　

# .bashrc# User specific aliases and functionsalias rm='rm -i'alias cp='cp -i'alias mv='mv -i'# Source global definitionsif [ -f /etc/bashrc ]; then. /etc/bashrcfiexport PATH=/root:$PATH

　
// Enter source. bashrc in the command line to execute. bashrc.
　
[Root @ stroller root] # source. bashrc
　
// View the PATH value:
　
[Root @ stroller root] # echo $ PATH