What Does This Mean : '$_' ?

1.	What Does This Mean : '$_' ?
Answer» DEFAULT variable in Perl. Its an Default variable in Perl, where the INPUT from the USER will be taken into this variable if the variable is not defined by the user. Default variable in Perl. Its an Default variable in Perl, where the input from the user will be taken into this variable if the variable is not defined by the user.

Answer»

DEFAULT variable in Perl.
Its an Default variable in Perl, where the INPUT from the USER will be taken into this variable if the variable is not defined by the user.

Default variable in Perl.
Its an Default variable in Perl, where the input from the user will be taken into this variable if the variable is not defined by the user.

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What Does This Mean : '$_' ?

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