thinkphp5.1一对多关联更新实例

1. $result = model('common/Info')->field('info_id')->get(16);
   
2. dump($result);
   
3. $update = $result->update([
   
4.     'info_id' => $result['info_id'],
   
5.     'info_name' => 'update'.uniqid(),
   
6. ]);
   
7. dump($update);
   
8. 
   
9. $resultDelete = $result->termMap()->delete();
   
10. dump($resultDelete);
    
11. 
    
12. $resultSave = $result->termMap()->saveAll([
    
13.     ['term_id'=>1],
    
14.     ['term_id'=>3],
    
15.     ['term_id'=>5],
    
16.     ['term_id'=>7],
    
17. ]);
    
18. dump($resultSave);

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