How Variables Can Be Wiped Out?

1.	How Variables Can Be Wiped Out?
Answer» Variables can be WIPED out or erased using the UNSET command. Example: $ a =20 $ unset a Upon using the above command the VARIABLE ‘a’ and its value 20 get erased from SHELL’s memory. CAUTION: Be careful while using this unset command. Variables can be wiped out or erased using the unset command. Example: $ a =20 $ unset a Upon using the above command the variable ‘a’ and its value 20 get erased from shell’s memory. CAUTION: Be careful while using this unset command.

Answer»

Variables can be WIPED out or erased using the UNSET command.

Example:

$ a =20

$ unset a

Upon using the above command the VARIABLE ‘a’ and its value 20 get erased from SHELL’s memory.

CAUTION: Be careful while using this unset command.

Variables can be wiped out or erased using the unset command.

Example:

$ a =20

$ unset a

Upon using the above command the variable ‘a’ and its value 20 get erased from shell’s memory.

CAUTION: Be careful while using this unset command.

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