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                            # PHP attributes() 函數



## 定義和用法

attributes() 函數獲取 SimpleXML 元素的屬性。

該函數提供在一個 XML 標簽中定義的屬性和值。

### 語法

```
class SimpleXMLElement
{
string attributes(_ns_,_is_prefix_)
}
```

| 參數 | 描述 |
| --- | --- |
| _ns_ | 可選。被檢索的屬性的命名空間。 |
| _is_prefix_ | 可選。默認是 false。 |

## 例子

XML 文件：

```
<?xml version="1.0" encoding="ISO-8859-1"?>
<note>
<to>George</to>
<from>John</from>
<heading>Reminder</heading>
<body type="small" important="low">Don't forget the meeting!</body>
</note>
```

PHP 代碼：

```
<?php
$xml = simplexml_load_file("test.xml");

foreach($xml->body[0]->attributes() as $a => $b)
  {
  echo $a,'="',$b,'"';
  }
?>
```

輸出：

```
type="small" important="low"
```




                    
                
        
                
            
        
                
    
                
    
                
        
                
    
                

                







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