| … | |
… | |
| 38 | with the added ability of supporting serialisation of Perl objects. (JSON |
38 | with the added ability of supporting serialisation of Perl objects. (JSON |
| 39 | often compresses better than CBOR though, so if you plan to compress the |
39 | often compresses better than CBOR though, so if you plan to compress the |
| 40 | data later and speed is less important you might want to compare both |
40 | data later and speed is less important you might want to compare both |
| 41 | formats first). |
41 | formats first). |
| 42 | |
42 | |
|
|
43 | The primary goal of this module is to be I<correct> and the secondary goal |
|
|
44 | is to be I<fast>. To reach the latter goal it was written in C. |
|
|
45 | |
| 43 | To give you a general idea about speed, with texts in the megabyte range, |
46 | To give you a general idea about speed, with texts in the megabyte range, |
| 44 | C<CBOR::XS> usually encodes roughly twice as fast as L<Storable> or |
47 | C<CBOR::XS> usually encodes roughly twice as fast as L<Storable> or |
| 45 | L<JSON::XS> and decodes about 15%-30% faster than those. The shorter the |
48 | L<JSON::XS> and decodes about 15%-30% faster than those. The shorter the |
| 46 | data, the worse L<Storable> performs in comparison. |
49 | data, the worse L<Storable> performs in comparison. |
| 47 | |
50 | |
| … | |
… | |
| 51 | |
54 | |
| 52 | In addition to the core CBOR data format, this module implements a |
55 | In addition to the core CBOR data format, this module implements a |
| 53 | number of extensions, to support cyclic and shared data structures |
56 | number of extensions, to support cyclic and shared data structures |
| 54 | (see C<allow_sharing> and C<allow_cycles>), string deduplication (see |
57 | (see C<allow_sharing> and C<allow_cycles>), string deduplication (see |
| 55 | C<pack_strings>) and scalar references (always enabled). |
58 | C<pack_strings>) and scalar references (always enabled). |
| 56 | |
|
|
| 57 | The primary goal of this module is to be I<correct> and the secondary goal |
|
|
| 58 | is to be I<fast>. To reach the latter goal it was written in C. |
|
|
| 59 | |
59 | |
| 60 | See MAPPING, below, on how CBOR::XS maps perl values to CBOR values and |
60 | See MAPPING, below, on how CBOR::XS maps perl values to CBOR values and |
| 61 | vice versa. |
61 | vice versa. |
| 62 | |
62 | |
| 63 | =cut |
63 | =cut |
