PHP xml_parse_into_struct () function
Complete PHP XML Reference Definition and Usage
xml_parse_into_struct () function to parse XML data into an array.
The function to parse XML data into two arrays:
- Value array - contains data from the parsed XML
- Index array - contains links to location Value values in the array pointer
If successful, the function returns 1. If it fails, it returns 0.
grammar
xml_parse_into_struct(parser,xml,value_arr,index_arr)
| 参数 | 描述 |
|---|---|
| parser | 必需。规定要使用的 XML 解析器。 |
| xml | 必需。规定要解析的 XML 数据。 |
| value_arr | 必需。规定 XML 数据的目标数组。 |
| index_arr | 可选。规定 index 数据的目标数组。 |
Tips and Notes
Note: xml_parse_into_struct () function returns 1 if successful, returns 0 if it fails.This is TRUE and FALSE different, for example, when you use the === operator to pay attention.
Examples
XML file
<?xml version="1.0" encoding="ISO-8859-1"?>
<note>
<to>Tove</to>
<from>Jani</from>
<heading>Reminder</heading>
<body>Don't forget me this weekend!</body>
</note>
<note>
<to>Tove</to>
<from>Jani</from>
<heading>Reminder</heading>
<body>Don't forget me this weekend!</body>
</note>
PHP code
<?php
//invalid xml file
$xmlfile = 'test.xml';
$xmlparser = xml_parser_create();
// open a file and read data
$fp = fopen($xmlfile, 'r');
$xmldata = fread($fp, 4096);
xml_parse_into_struct($xmlparser,$xmldata,$values);
xml_parser_free($xmlparser);
print_r($values);
?>
//invalid xml file
$xmlfile = 'test.xml';
$xmlparser = xml_parser_create();
// open a file and read data
$fp = fopen($xmlfile, 'r');
$xmldata = fread($fp, 4096);
xml_parse_into_struct($xmlparser,$xmldata,$values);
xml_parser_free($xmlparser);
print_r($values);
?>
The output of the code above is as follows:
Array
(
[0] => Array
(
[tag] => NOTE
[type] => open
[level] => 1
[value] =>
)
[1] => Array
(
[tag] => TO
[type] => complete
[level] => 2
[value] => Tove
)
[2] => Array
(
[tag] => NOTE
[value] =>
[type] => cdata
[level] => 1
)
[3] => Array
(
[tag] => FROM
[type] => complete
[level] => 2
[value] => Jani
)
[4] => Array
(
[tag] => NOTE
[value] =>
[type] => cdata
[level] => 1
)
[5] => Array
(
[tag] => HEADING
[type] => complete
[level] => 2
[value] => Reminder
)
[6] => Array
(
[tag] => NOTE
[value] =>
[type] => cdata
[level] => 1
)
[7] => Array
(
[tag] => BODY
[type] => complete
[level] => 2
[value] => Don't forget me this weekend!
)
[8] => Array
(
[tag] => NOTE
[value] =>
[type] => cdata
[level] => 1
)
[9] => Array
(
[tag] => NOTE
[type] => close
[level] => 1
)
)
(
[0] => Array
(
[tag] => NOTE
[type] => open
[level] => 1
[value] =>
)
[1] => Array
(
[tag] => TO
[type] => complete
[level] => 2
[value] => Tove
)
[2] => Array
(
[tag] => NOTE
[value] =>
[type] => cdata
[level] => 1
)
[3] => Array
(
[tag] => FROM
[type] => complete
[level] => 2
[value] => Jani
)
[4] => Array
(
[tag] => NOTE
[value] =>
[type] => cdata
[level] => 1
)
[5] => Array
(
[tag] => HEADING
[type] => complete
[level] => 2
[value] => Reminder
)
[6] => Array
(
[tag] => NOTE
[value] =>
[type] => cdata
[level] => 1
)
[7] => Array
(
[tag] => BODY
[type] => complete
[level] => 2
[value] => Don't forget me this weekend!
)
[8] => Array
(
[tag] => NOTE
[value] =>
[type] => cdata
[level] => 1
)
[9] => Array
(
[tag] => NOTE
[type] => close
[level] => 1
)
)
Complete PHP XML Reference