formatOutput = true; } /** * 转换数组到XML * * @param array $array 要转换的数组 * @param string $rootName 要节点名称 * @param string $version 版本号 * @param string $encoding XML编码 * * @return string */ public static function parse($array, $rootName = 'root', $version = '1.0', $encoding = 'UTF-8') { self::init($version, $encoding); //转换 $node = self::convert($array, $rootName,self::$doc); self::$doc->appendChild($node); return self::$doc->saveXML(); } /** * 递归转换 * * @param array $array 数组 * @param string $nodeName 节点名称 * * @return object (DOMElement) */ private static function convert($array, $nodeName,$parentNode) { if (!is_array($array)) return false; //创建父节点 $node = self::createNode($nodeName); //循环数组 foreach ($array as $key => $value) { if(is_numeric($key)){ if (!is_array($value)) { $element = self::createNode($nodeName); $element->appendChild(self::createValue($value)); $parentNode->appendChild($element); }else{ $parentNode->appendChild(self::convert($value, $nodeName,$parentNode)); } }else{ //如果不是数组,则创建节点的值 if (!is_array($value)) { $element = self::createNode($key); $element->appendChild(self::createValue($value)); $node->appendChild($element); } else { //如果是数组,则递归 if(is_numeric(current(array_keys($value)))){ self::convert($value, $key,$node); }else{ $node->appendChild(self::convert($value, $key,$node)); } } } } return $node; } private static function createNode($name) { $node = NULL; //如果是字符串,则创建节点 if (!is_numeric($name)) { $node = self::$doc->createElement($name); } else { //如果是数字,则创建默认item节点 $node = self::$doc->createElement('item'); } return $node; } /** * 创建文本节点 * * @param string || bool || integer $value * * @return object (DOMText || DOMCDATASection ); */ private static function createValue($value) { $textNode = NULL; //如果是bool型,则转换为字符串 if (true === $value || false === $value) { $textNode = self::$doc->createTextNode($value ? 'true' : 'false'); } else { //如果含有HTML标签,则创建CDATA节点 if (strpos($value, '<') > -1) { $textNode = self::$doc->createCDATASection($value); } else { $textNode = self::$doc->createTextNode($value); } } return $textNode; } } ?>