NAME

Data::Frame::PDL - A mixin to add some methods to PDL

VERSION

version 0.006004

DESCRIPTION

This module provides a role that can add a few methods to the PDL class.

It's an internal module used by the Data::Frame library to add a few methods to the PDL class. Do not directly use this module in your code, as the module name may change in future.

METHODS

length

    length()

Returns the length of the first dimension.

number_of_rows

    number_of_rows()

Deprecated in favor of "length".

diff

    diff($lag=1)

flatten

    flatten()

This is same as "@{$self->unpdl}".

flatten_deep

    flatten_deep()

This is same as list().

repeat

    repeat($n)

Repeat on the first dimension for $n times.

Only works with 1D piddle.

repeat_to_length

    repeat_to_length($length)

Repeat to have the given length.

Only works with 1D piddle.

id

    id()

Compute a unique numeric id for each element in a piddle.

AUTHORS

Zakariyya Mughal <zmughal@cpan.org>
Stephan Loyd <sloyd@cpan.org>

COPYRIGHT AND LICENSE

This is free software; you can redistribute it and/or modify it under the same terms as the Perl 5 programming language system itself.