Re^2: How to make a variable in hard call.

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sub input_pin {
   my $name = sprintf( "Device::BCM2835::RPI_V2_GPIO_P1_%02d", $_[0] )
+;
   no strict "refs";
   return $name->();
}

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my @input_pin;
for ( @Device::BCM2835::EXPORT_OK ) {
...
   my $val = do { no strict "refs"; "Device::BCM2835::$_"->() };
   $input_pin[ $pin ] = $val;
}

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$input_pin[3]
$input_pin[5]
$input_pin[7]
...

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input_pin(3)
input_pin(5)
input_pin(7)

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