TLDR
Enter a command. For example: exif, xbps, ul, reptyr, vcgencmd.

unset

 
Remove shell variables or functions. More information: https://manned.org/unset.
 
  • Remove the variable foo, or if the variable doesn't exist, remove the function foo:
     
    unset {{foo}}
     
  • Remove the variables foo and bar:
     
    unset -v {{foo}} {{bar}}
     
  • Remove the function my_func:
     
    unset -f {{my_func}}

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