man Plucene::Analysis::LowerCaseFilter (3): normalises token text to lower case

Plucene::Analysis::LowerCaseFilter(3) normalises token text to lower case

SYNOPSIS

# usa Plucene::Analysis::TokenFilter
my $next = $l_case_filter->next;

This normalises token text to lower case.

        my $next = $l_case_filter->next;

This will return the next token in the stream, or undef at the end of string.