php之XML转数组函数的详解

如下所示：

 $val) { 
                 if($priority == 'tag') $attributes_data[$attr] = $val; 
                 else $result['attr'][$attr] = $val; //Set all the attributes in a array called 'attr' 
            } 
         } 
        //See tag status and do the needed. 
        if($type == "open") {//The starting of the tag '' 
            $parent[$level-1] = &$current; 
             if(!is_array($current) or (!in_array($tag, array_keys($current)))) { //Insert New tag 
                $current[$tag] = $result; 
                 if($attributes_data) $current[$tag. '_attr'] = $attributes_data; 
                $repeated_tag_index[$tag.'_'.$level] = 1; 
                $current = &$current[$tag]; 
             } else { //There was another element with the same tag name 
                if(isset($current[$tag][0])) {//If there is a 0th element it is already an array 
                    $current[$tag][$repeated_tag_index[$tag.'_'.$level]] = $result; 
                    $repeated_tag_index[$tag.'_'.$level]++; 
                 } else {//This section will make the value an array if multiple tags with the same name appear together 
                    $current[$tag] = array($current[$tag],$result);//This will combine the existing item and the new item together to make an array 
                    $repeated_tag_index[$tag.'_'.$level] = 2; 

                     if(isset($current[$tag.'_attr'])) { //The attribute of the last(0th) tag must be moved as well 
                        $current[$tag]['0_attr'] = $current[$tag.'_attr']; 
                         unset($current[$tag.'_attr']); 
                     } 
                 } 
                $last_item_index = $repeated_tag_index[$tag.'_'.$level]-1; 
                $current = &$current[$tag][$last_item_index]; 
             } 
         } elseif($type == "complete") { //Tags that ends in 1 line '' 
             //See if the key is already taken. 
            if(!isset($current[$tag])) { //New Key 
                $current[$tag] = $result; 
                $repeated_tag_index[$tag.'_'.$level] = 1; 
                 if($priority == 'tag' and $attributes_data) $current[$tag. '_attr'] = $attributes_data; 
             } else { //If taken, put all things inside a list(array) 
                if(isset($current[$tag][0]) and is_array($current[$tag])) {//If it is already an array... 
                     // ...push the new element into that array. 
                    $current[$tag][$repeated_tag_index[$tag.'_'.$level]] = $result; 

                     if($priority == 'tag' and $get_attributes and $attributes_data) { 
                        $current[$tag][$repeated_tag_index[$tag.'_'.$level] . '_attr'] = $attributes_data; 
                     } 
                    $repeated_tag_index[$tag.'_'.$level]++; 
                 } else { //If it is not an array... 
                    $current[$tag] = array($current[$tag],$result); //...Make it an array using using the existing value and the new value 
                    $repeated_tag_index[$tag.'_'.$level] = 1; 
                     if($priority == 'tag' and $get_attributes) { 
                         if(isset($current[$tag.'_attr'])) { //The attribute of the last(0th) tag must be moved as well 

                            $current[$tag]['0_attr'] = $current[$tag.'_attr']; 
                             unset($current[$tag.'_attr']); 
                         } 

                         if($attributes_data) { 
                            $current[$tag][$repeated_tag_index[$tag.'_'.$level] . '_attr'] = $attributes_data; 
                         } 
                     } 
                    $repeated_tag_index[$tag.'_'.$level]++; //0 and 1 index is already taken 
                } 
             } 
         } elseif($type == 'close') { //End of tag '' 
            $current = &$parent[$level-1]; 
         } 
     } 

     return($xml_array); 
} 
?>

函数描述及例子:

$arr = xml2array(file_get_contents("tools.xml"),1,'attribute');

更多php之XML转数组函数的详解相关文章请关注PHP中文网！

明仔PHP零基础(一日通)

明仔PHP零基础(一日通)教程都是PHP基础，全部带详细注释，能让新接触者很容易看懂，和几个基础例子，包括登陆，数组，函数，分页的详解。

下载