How to convert xml to json in php

This article mainly introduces how to convert xml into json in php, which has a certain reference value, interested friends can refer to, I hope you can learn a lot after reading this article, let the editor take you to understand it.

1. Create a sample PHP file.

2. Find the xml file that needs to be converted.

3. Convert it to json by "function xmlToArray ($xml, $options = array ()) {...}" method.

Example

Function xmlToArray ($xml, $options = array ()) {$defaults = array ('namespaceSeparator' = >':', / / you may want this to be something other than a colon 'attributePrefix' = >' @', / / to distinguish between attributes and nodes with the same name 'alwaysArray' = > array (), / / array of xml tag names which should always become arrays' autoArray' = > true / / only create arrays for tags which appear more than once 'textContent' = >' $', / / key used for the text content of elements' autoText' = > true, / / skip textContent key if node has no attributes or child nodes' keySearch' = > false, / / optional search and replace on tag and attribute names' keyReplace' = > false / / replace values for above search values (as passed to str_replace () $options = array_merge ($defaults, $options); $namespaces = $xml- > getDocNamespaces (); $namespaces ['] = null; / / add base (empty) namespace / / get attributes from all namespaces $attributesArray = array () Foreach ($namespaces as $prefix = > $namespace) {foreach ($xml- > attributes ($namespace) as $attributeName = > $attribute) {/ / replace characters in attribute name if ($options ['keySearch']) $attributeName = str_replace ($options [' keySearch'], $options ['keyReplace'], $attributeName); $attributeKey = $options [' attributePrefix']. ($prefix? $prefix. $options ['namespaceSeparator']:'). $attributeName; $attributesArray [$attributeKey] = (string) $attribute;}} / / get child nodes from all namespaces $tagsArray = array (); foreach ($namespaces as $prefix = > $namespace) {foreach ($xml- > children ($namespace) as $childXml) {/ / recurse into child nodes $childArray = xmlToArray ($childXml, $options); list ($childTagName, $childProperties) = each ($childArray) / / replace characters in tag name if ($options ['keySearch']) $childTagName = str_replace ($options [' keySearch'], $options ['keyReplace'], $childTagName); / / add namespace prefix, if any if ($prefix) $childTagName = $prefix. $options ['namespaceSeparator']. $childTagName; if (! isset ($tagsArray [$childTagName]) {/ / only entry with this key / / test if tags of this type should always be arrays, no matter the element count $tagsArray [$childTagName] = in_array ($childTagName, $options ['alwaysArray']) | |! $options [' autoArray']? Array ($childProperties): $childProperties;} elseif (is_array ($tagsArray [$childTagName]) & & array_keys ($tagsArray [$childTagName]) = range (0, count ($tagsArray [$childTagName])-1) {/ / key already exists and is integer indexed array $tagsArray [$childTagName] [] = $childProperties } else {/ / key exists so convert to integer indexed array with previous value in position 0$ tagsArray [$childTagName] = array ($tagsArray [$childTagName], $childProperties);} / / get text content of node $textContentArray = array (); $plainText = trim ((string) $xml); if ($plainText! = =') $textContentArray [$options ['textContent']] = $plainText / / stick it all together $propertiesArray =! $options ['autoText'] | | $attributesArray | | $tagsArray | | ($plainText = ='')? Array_merge ($attributesArray, $tagsArray, $textContentArray): $plainText; / / return node as array return array ($xml- > getName () = > $propertiesArray);} Thank you for reading this article carefully. I hope the article "how to convert xml into json in php" shared by the editor will be helpful to you. At the same time, I hope you will support us, pay attention to the industry information channel, and more related knowledge is waiting for you to learn!