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update

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全栈小学生 2023-07-01 18:27:09 +08:00
parent 2f230c9255
commit 4df82d7fee
2 changed files with 10 additions and 7 deletions
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6
niucloud/app/common.php
View File

@ -370,7 +370,11 @@ function filter($string)
*/
function create_no(string $prefix = '', string $tag = '')
{
return $prefix.date('YmdHis').$tag;
$data_center_id = 1;
$machine_id = 2;
$snowflake = new Snowflake($data_center_id, $machine_id);
$id = $snowflake->generateId();
return $prefix.date('Ymd').$tag.(string)$id;
}
/**

11
niucloud/core/util/Snowflake.php
View File

@ -7,8 +7,8 @@ class Snowflake
// 各部分所占位数
const SEQUENCE_BITS = 12;
const MACHINE_ID_BITS = 5;
const DATA_CENTER_ID_BITS = 5;
const MACHINE_ID_BITS = 0;
const DATA_CENTER_ID_BITS = 0;
// 最大值
const MAX_SEQUENCE = 4095;
@ -60,11 +60,10 @@ class Snowflake
$this->last_timestamp = $timestamp;
$id = (($timestamp - self::START_EPOCH) << (self::SEQUENCE_BITS + self::MACHINE_ID_BITS + self::DATA_CENTER_ID_BITS))
| ($this->data_center_id << (self::SEQUENCE_BITS + self::MACHINE_ID_BITS))
| ($this->machine_id << self::SEQUENCE_BITS)
$id = (($timestamp - self::START_EPOCH) << (self::SEQUENCE_BITS))
// | ($this->data_center_id << (self::SEQUENCE_BITS + self::MACHINE_ID_BITS))
// | ($this->machine_id << self::SEQUENCE_BITS)
| $this->sequence;
return $id;
}