Linux bash which command All In One

Linux bash which command All In One

which

https://linuxize.com/post/linux-which-command/

Linux which command is used to identify the location of a given executable that is executed when you type the executable name (command) in the terminal prompt.
The command searches for the executable specified as an argument in the directories listed in the PATH environment variable

# which [OPTIONS] FILE_NAME...

$ which ping
/sbin/ping

$which curl
/usr/bin/curl

$ which netcat uptime
netcat not found
/usr/bin/uptime


$ which -a touch
/usr/bin/touch
/usr/bin/touch

$ echo $PATH

➜  ~ echo $PATH
/Users/xgqfrms-mbp/.yarn/bin:
/Users/xgqfrms-mbp/.config/yarn/global/node_modules/.bin:
/Users/xgqfrms-mbp/.nvm/versions/node/v10.16.3/bin:
/Users/xgqfrms-mbp/.cargo/bin:/bin:/usr/bin:/usr/local/bin:
/Users/xgqfrms-mbp/anaconda3/bin:
/Users/xgqfrms-mbp/.cargo/bin:/Library/Frameworks/Python.framework/Versions/3.7/bin:/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin:
/Users/xgqfrms-mbp/Documents/Flutter/flutter/bin:
/Users/xgqfrms-mbp/Documents/Flutter/flutter/bin
➜  ~ 

https://linuxize.com/post/how-to-set-and-list-environment-variables-in-linux/

https://linuxize.com/post/echo-command-in-linux-with-examples/

https://linuxize.com/post/linux-touch-command/

https://linuxize.com/post/how-to-create-symbolic-links-in-linux-using-the-ln-command/

find Node.js install path on Linux/macOS

upgrade Node.js

$ which 

$ which node
/Users/xgqfrms-mbp/.nvm/versions/node/v12.18.0/bin/node

https://www.cnblogs.com/xgqfrms/tag/which/

https://unix.stackexchange.com/questions/112276/where-node-js-was-installed/699476#699476

https://stackoverflow.com/questions/20031849/how-can-i-find-my-node-js-files-in-linux-usr-bin-node-is-not-working

refs

---

---

©xgqfrms 2012-2020

www.cnblogs.com/xgqfrms 发布文章使用：只允许注册用户才可以访问！

原创文章，版权所有©️xgqfrms, 禁止转载 🈲️，侵权必究⚠️！

---