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PERL reset Function
Syntax
Definition and Usage
Resets (clears) all package variables starting with the letter range specified by EXPR. Generally only used within a continue block or at the end of a loop. If omitted, resets ?PATTERN? matches.
Variables that have been declared using the my() function will not be reset.
Using reset() can reset system variables you may not want to alter-like the ARGV and ENV variables.
Return Value
Example
Try out following example:
#!/usr/bin/perl -w
my $var = 10;
$van = 5;
print "Var value =$var, Van value =$van\n";
# Now reste all variables who name starts with 'v'
reset('v');
print "Var value =$var, Van value =$van\n";
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It will produce following results:
Var value =10, Van value =5
Var value =10, Van value =
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