Implementation method of php automatically generating numbers based on data ID

As shown below:

<strong><span style="font-size:18px;">/*编号=年份后两位+月份+id四位数*/
  
$id = $this->student_model->save(0, $data);
$sn = date(&#39;Y&#39;, time());
$sn = substr($sn, -2);
$sn.= date(&#39;m&#39;, time());
$sn.=sprintf("%04d", $id);</span></strong>

[Result Preview] Example: 14120001

The above is the php basis that the editor has brought to you This is all about the implementation method of automatically generating numbers from data IDs. I hope everyone will support the PHP Chinese website~

For more articles related to the implementation methods of automatically generating numbers based on data IDs in PHP, please pay attention to the PHP Chinese website!