PHPackages dekuan/dedid - PHPackages - PHPackages [Skip to content](#main-content)[PHPackages](/)[Directory](/)[Categories](/categories)[Trending](/trending)[Leaderboard](/leaderboard)[Changelog](/changelog)[Analyze](/analyze)[Collections](/collections)[Log in](/login)[Sign up](/register) 1. [Directory](/) 2. / 3. [Utility & Helpers](/categories/utility) 4. / 5. dekuan/dedid ActiveLibrary[Utility & Helpers](/categories/utility) dekuan/dedid ============ An unique id generator for distributed database by DeKuan, Inc. 1.0.7(8y ago)221.4k8[1 issues](https://github.com/dekuan/dedid/issues)4proprietaryPHPPHP >=7.0.0 Since Aug 3Pushed 8y ago3 watchersCompare [ Source](https://github.com/dekuan/dedid)[ Packagist](https://packagist.org/packages/dekuan/dedid)[ RSS](/packages/dekuan-dedid/feed)WikiDiscussions master Synced 4w ago READMEChangelog (8)Dependencies (1)Versions (10)Used By (4) dekuan/dedid ============ [](#dekuandedid) An unique id generator for primary key of distributed database. This implementation of the algorithm was referenced by Twitter Snowflake, but in the last 12 bits you can not only use the random numbers, but also get a hash value by your specified string. - [简体中文版文档](README.chs.md) ALGORITHM ========= [](#algorithm) ### Bit structure [](#bit-structure) It's a 64 bits bigint. ``` 0 xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx x xxxxx xxxxx xxxx xxxxxxxx ``` ### Details [](#details) PositionLengthUsageRemark01ReservedAlways be 01~4141Escaped Time (in millisecond)0~69 years42~465Number of data center0~3147~515Number of data node in the data center0~3152~6312Random / Hash0~4095Bit marks ========= [](#bit-marks) ### Center [](#center) ``` 0 00000000 00000000 00000000 00000000 00000000 0 11111 00000 0000 00000000 00000000 00000000 00000000 00000000 00000000 00111110 00000000 00000000 00 00 00 00 00 3E 00 00 ``` ### Node [](#node) ``` 0 00000000 00000000 00000000 00000000 00000000 0 00000 11111 0000 00000000 00000000 00000000 00000000 00000000 00000000 00000001 11110000 00000000 00 00 00 00 00 01 F0 00 ``` ### Escaped Time [](#escaped-time) ``` 0 11111111 11111111 11111111 11111111 11111111 1 00000 00000 0000 00000000 01111111 11111111 11111111 11111111 11111111 11000000 00000000 00000000 7F FF FF FF FF C0 00 00 ``` ### Random or Hash value [](#random-or-hash-value) ``` 0 00000000 00000000 00000000 00000000 00000000 0 00000 00000 1111 11111111 00000000 00000000 00000000 00000000 00000000 00000000 00001111 11111111 00 00 00 00 00 00 0F FF ``` HOW TO USE ========== [](#how-to-use) ### Create an new id normally [](#create-an-new-id-normally) ``` $cDId = CDId::getInstance(); $nCenter = 0; $nNode = 1; $arrD = []; $nNewId = $cDId->createId( $nCenter, $nNode, null, $arrD ); echo "new id = " . $nNewId . "\r\n"; print_r( $arrD ); ``` ##### output [](#output) ``` new id = 114654484990270790 Array ( [center] => 0 [node] => 1 [time] => 27335759399 [rand] => 3398 ) ``` ### Create an new id with crc32 hash value by a specified string [](#create-an-new-id-with-crc32-hash-value-by-a-specified-string) ``` $cDId = CDId::getInstance(); $nCenter = 0; $nNode = 15; $sSrc = "dekuan"; $arrD = []; $nNewId = $cDId->createId( $nCenter, $nNode, $sSrc, $arrD ); echo "new id = " . $nNewId . "\r\n"; print_r( $arrD ); ``` ##### output [](#output-1) ``` new id = 114654631304370386 Array ( [center] => 0 [node] => 1 [time] => 27335794283 [rand] => 2258 ) ``` ### Parse an id for getting the details [](#parse-an-id-for-getting-the-details) ``` $cDId = CDId::getInstance(); $arrId = $cDId->parseId( 114654631304370386 ); print_r( $arrId ); ``` ##### output [](#output-2) ``` Array ( [center] => 0 [node] => 1 [time] => 27335794283 [rand] => 2258 ) ``` INSTALL ======= [](#install) ``` # composer require dekuan/dedid ``` For more information, please visit ### Health Score 35 — LowBetter than 77% of packages Maintenance19 Infrequent updates — may be unmaintained Popularity26 Limited adoption so far Community19 Small or concentrated contributor base Maturity64 Established project with proven stability Bus Factor1 Top contributor holds 60% of commits — single point of failure How is this calculated?**Maintenance (25%)** — Last commit recency, latest release date, and issue-to-star ratio. Uses a 2-year decay window. **Popularity (30%)** — Total and monthly downloads, GitHub stars, and forks. Logarithmic scaling prevents top-heavy scores. **Community (15%)** — Contributors, dependents, forks, watchers, and maintainers. Measures real ecosystem engagement. **Maturity (30%)** — Project age, version count, PHP version support, and release stability. ### Release Activity Cadence Every ~20 days Recently: every ~35 days Total 8 Last Release 3110d ago PHP version history (2 changes)1.0.0PHP >=5.3.0 1.0.6PHP >=7.0.0 ### Community Maintainers ![](https://www.gravatar.com/avatar/e724f9d4634032d0421f34b90aec73df3883dc01dc188ac8a71874ee70a34b88?d=identicon)[dekuan](/maintainers/dekuan) --- Top Contributors [![xingworld](https://avatars.githubusercontent.com/u/5023258?v=4)](https://github.com/xingworld "xingworld (15 commits)")[![dekuan](https://avatars.githubusercontent.com/u/18378704?v=4)](https://github.com/dekuan "dekuan (10 commits)") --- Tags composerdistributed-databaselaravelphpunique-id-generator ### Code Quality TestsPHPUnit ### Embed Badge ![Health badge](/badges/dekuan-dedid/health.svg) ``` [![Health](https://phpackages.com/badges/dekuan-dedid/health.svg)](https://phpackages.com/packages/dekuan-dedid) ``` ### Alternatives [aerni/livewire-forms A Statamic forms framework powered by Laravel Livewire 2914.3k](/packages/aerni-livewire-forms)[jimbojsb/emogrify CSS inliner for HTML Emails. 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